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$40.45
{"Id":30044867,"Title":"Photometric and Spectroscopic Study of Variable Stars","Authors":["El-Sayed, Ahmed Essam"],"ShortTitle":"Photometric and Spectroscopic Study of Variable Stars","Author":"El-Sayed, Ahmed Essam","Ean":"9786630343236","Isbn":"6630343239","Publisher":"Noor Publishing","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12783765],"CategoryIds":[1098],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":56,"PriceMin":40.45,"PriceMax":40.45,"Desirability":0,"PublicationDate":"2026-07-27T00:00:00","Join":null}
$70.90
{"Id":30043979,"Title":"Estudo fotom\u00E9trico e espectrosc\u00F3pico de estrelas vari\u00E1veis","Authors":["El-Sayed, Ahme-Essam"],"ShortTitle":"Estudo fotom\u00E9trico e espectrosc\u00F3pico de estrelas vari\u00E1veis","Author":"El-Sayed, Ahme-Essam","Ean":"9786630382365","Isbn":"6630382366","Publisher":"Edicoes Nosso Conhecimento","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12786362],"CategoryIds":[1098],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":73,"PriceMin":70.9,"PriceMax":70.9,"Desirability":0,"PublicationDate":"2026-08-20T00:00:00","Join":null}
Photometrische und spektroskopische Untersuchung von variablen Sternen
El-Sayed, Ahme-Essam
Paperback
$70.90
{"Id":30044256,"Title":"Photometrische und spektroskopische Untersuchung von variablen Sternen","Authors":["El-Sayed, Ahme-Essam"],"ShortTitle":"Photometrische und spektroskopische Untersuchung von variablen Sternen","Author":"El-Sayed, Ahme-Essam","Ean":"9786630369564","Isbn":"6630369564","Publisher":"Verlag Unser Wissen","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12786362],"CategoryIds":[1098],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":68,"PriceMin":70.9,"PriceMax":70.9,"Desirability":0,"PublicationDate":"2026-08-20T00:00:00","Join":null}
$70.90
{"Id":30074051,"Title":"Badania fotometryczne i spektroskopowe gwiazd zmiennych","Authors":["El-Sayed, Ahme-Essam"],"ShortTitle":"Badania fotometryczne i spektroskopowe gwiazd zmiennych","Author":"El-Sayed, Ahme-Essam","Ean":"9786630379808","Isbn":"6630379802","Publisher":"Wydawnictwo Nasza Wiedza","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12786362],"CategoryIds":[1098],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":83,"PriceMin":70.9,"PriceMax":70.9,"Desirability":0,"PublicationDate":"2026-08-24T00:00:00","Join":null}
$70.90
{"Id":30044668,"Title":"Studio fotometrico e spettroscopico delle stelle variabili","Authors":["El-Sayed, Ahme-Essam"],"ShortTitle":"Studio fotometrico e spettroscopico delle stelle variabili","Author":"El-Sayed, Ahme-Essam","Ean":"9786630377248","Isbn":"6630377249","Publisher":"Edizioni Sapienza","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12786362],"CategoryIds":[1098],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":63,"PriceMin":70.9,"PriceMax":70.9,"Desirability":0,"PublicationDate":"2026-08-20T00:00:00","Join":null}
$70.90
{"Id":30045040,"Title":"\u00C9tude photom\u00E9trique et spectroscopique des \u00E9toiles variables","Authors":["El-Sayed, Ahme-Essam"],"ShortTitle":"\u00C9tude photom\u00E9trique et spectroscopique des \u00E9toiles variables","Author":"El-Sayed, Ahme-Essam","Ean":"9786630374681","Isbn":"6630374681","Publisher":"Editions Notre Savoir","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12786362],"CategoryIds":[1098],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":64,"PriceMin":70.9,"PriceMax":70.9,"Desirability":0,"PublicationDate":"2026-08-20T00:00:00","Join":null}
L'influence de la motivation sur la productivité des ingénieurs en bâtiment
El Sayed, Ahmed
Paperback
$136.15
{"Id":29593986,"Title":"L\u0027influence de la motivation sur la productivit\u00E9 des ing\u00E9nieurs en b\u00E2timent","Authors":["El Sayed, Ahmed"],"ShortTitle":"L\u0027influence de la motivation sur la productivit\u00E9 des ing\u00E9nieurs en b\u00E2timent","Author":"El Sayed, Ahmed","Ean":"9786630003185","Isbn":"6630003187","Publisher":"Editions Notre Savoir","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12529889],"CategoryIds":[617],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":64,"PriceMin":136.15,"PriceMax":136.15,"Desirability":0,"PublicationDate":"2026-05-23T00:00:00","Join":null}
$127.45
{"Id":29595757,"Title":"L\u0027influenza della motivazione sulla produttivit\u00E0 degli ingegneri edili","Authors":["El Sayed, Ahmed"],"ShortTitle":"L\u0027influenza della motivazione sulla produttivit\u00E0 degli ingegneri edili","Author":"El Sayed, Ahmed","Ean":"9786630000627","Isbn":"6630000625","Publisher":"Edizioni Sapienza","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12529889],"CategoryIds":[617],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":63,"PriceMin":127.45,"PriceMax":127.45,"Desirability":0,"PublicationDate":"2026-05-22T00:00:00","Join":null}
$136.15
{"Id":29593975,"Title":"Der Einfluss der Motivation auf die Produktivit\u00E4t von Bauingenieuren","Authors":["El Sayed, Ahmed"],"ShortTitle":"Der Einfluss der Motivation auf die Produktivit\u00E4t von Bauingenieuren","Author":"El Sayed, Ahmed","Ean":"9786630008302","Isbn":"6630008308","Publisher":"Verlag Unser Wissen","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12529889],"CategoryIds":[617],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":68,"PriceMin":136.15,"PriceMax":136.15,"Desirability":0,"PublicationDate":"2026-05-22T00:00:00","Join":null}
$127.45
{"Id":29595633,"Title":"Wplyw motywacji na wydajno\u0026#347;c pracy in\u0026#380;ynier\u00F3w budowlanych","Authors":["El Sayed, Ahmed"],"ShortTitle":"Wplyw motywacji na wydajno\u0026#347;c pracy in\u0026#380;ynier\u00F3w budowlanych","Author":"El Sayed, Ahmed","Ean":"9786630097894","Isbn":"6630097890","Publisher":"Wydawnictwo Nasza Wiedza","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12529889],"CategoryIds":[617],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":83,"PriceMin":127.45,"PriceMax":127.45,"Desirability":0,"PublicationDate":"2026-05-22T00:00:00","Join":null}
$136.15
{"Id":29595393,"Title":"O efeito da motiva\u00E7\u00E3o na produtividade dos engenheiros de constru\u00E7\u00E3o","Authors":["El Sayed, Ahmed"],"ShortTitle":"O efeito da motiva\u00E7\u00E3o na produtividade dos engenheiros de constru\u00E7\u00E3o","Author":"El Sayed, Ahmed","Ean":"9786630095333","Isbn":"6630095332","Publisher":"Edicoes Nosso Conhecimento","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12529889],"CategoryIds":[617],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":73,"PriceMin":136.15,"PriceMax":136.15,"Desirability":0,"PublicationDate":"2026-05-22T00:00:00","Join":null}
History and Evolution of Aircraft: Technological Advancements in Size, Speed, Armaments, and Engines
El-Sayed, Ahmed F.
Paperback
$118.99
{"Id":29301437,"Title":"History and Evolution of Aircraft: Technological Advancements in Size, Speed, Armaments, and Engines","Authors":["El-Sayed, Ahmed F."],"ShortTitle":"History and Evolution of Aircraft: Technological Advancements in Size,\u2026","Author":"El-Sayed, Ahmed F.","Ean":"9781032584492","Isbn":"1032584491","Publisher":"CRC Press","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[2145883],"CategoryIds":[617,654],"FormatId":2,"FamilyId":10911886,"SeriesId":null,"LanguageId":56,"PriceMin":118.99,"PriceMax":118.99,"Desirability":2,"PublicationDate":"2026-05-22T00:00:00","Join":null}
$129.99
{"Id":15414897,"Title":"Fundamentals of Aircraft and Rocket Propulsion","Authors":["El-Sayed, Ahmed F."],"ShortTitle":"Fundamentals of Aircraft and Rocket Propulsion","Author":"El-Sayed, Ahmed F.","Ean":"9781447167945","Isbn":"1447167945","Publisher":"Springer Nature","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[1739164],"CategoryIds":[617,1098],"FormatId":1,"FamilyId":183411,"SeriesId":null,"LanguageId":56,"PriceMin":129.99,"PriceMax":129.99,"Desirability":1,"PublicationDate":"2016-06-06T00:00:00","Join":null}
$153.99
{"Id":15414491,"Title":"Fundamentals of Aircraft and Rocket Propulsion","Authors":["El-Sayed, Ahmed F."],"ShortTitle":"Fundamentals of Aircraft and Rocket Propulsion","Author":"El-Sayed, Ahmed F.","Ean":"9781447173939","Isbn":"1447173937","Publisher":"Springer","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[12451270],"CategoryIds":[617,1098],"FormatId":2,"FamilyId":183411,"SeriesId":null,"LanguageId":56,"PriceMin":153.99,"PriceMax":153.99,"Desirability":1,"PublicationDate":"2018-05-26T00:00:00","Join":null}
$116.19
{"Id":26996714,"Title":"Foreign Object Debris and Damage in Aviation","Authors":["El-Sayed, Ahmed F."],"ShortTitle":"Foreign Object Debris and Damage in Aviation","Author":"El-Sayed, Ahmed F.","Ean":"9780367678432","Isbn":"0367678438","Publisher":"CRC Press","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[2145883],"CategoryIds":[617,1098],"FormatId":2,"FamilyId":9473075,"SeriesId":null,"LanguageId":56,"PriceMin":116.19,"PriceMax":116.19,"Desirability":1,"PublicationDate":"2024-10-04T00:00:00","Join":null}
$349.99
{"Id":22887211,"Title":"Foreign Object Debris and Damage in Aviation","Authors":["El-Sayed, Ahmed F."],"ShortTitle":"Foreign Object Debris and Damage in Aviation","Author":"El-Sayed, Ahmed F.","Ean":"9780367678418","Isbn":"0367678411","Publisher":"Crc Pr Inc","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[1739164],"CategoryIds":[617,1098],"FormatId":1,"FamilyId":9473075,"SeriesId":null,"LanguageId":56,"PriceMin":349.99,"PriceMax":349.99,"Desirability":1,"PublicationDate":"2022-05-06T00:00:00","Join":null}
History and Evolution of Aircraft: Technological Advancements in Size, Speed, Armaments, and Engines
El-Sayed, Ahmed F.
Hardcover
$349.99
{"Id":26293855,"Title":"History and Evolution of Aircraft: Technological Advancements in Size, Speed, Armaments, and Engines","Authors":["El-Sayed, Ahmed F."],"ShortTitle":"History and Evolution of Aircraft: Technological Advancements in Size,\u2026","Author":"El-Sayed, Ahmed F.","Ean":"9781032584485","Isbn":"1032584483","Publisher":"CRC Press","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[1739164],"CategoryIds":[617,654],"FormatId":1,"FamilyId":10911886,"SeriesId":null,"LanguageId":56,"PriceMin":349.99,"PriceMax":349.99,"Desirability":1,"PublicationDate":"2024-07-31T00:00:00","Join":null}
$374.99
{"Id":29191589,"Title":"Aircraft and Rocket Propulsion and Gas Turbine Engines","Authors":["El-Sayed, Ahmed F."],"ShortTitle":"Aircraft and Rocket Propulsion and Gas Turbine Engines","Author":"El-Sayed, Ahmed F.","Ean":"9781032906539","Isbn":"1032906537","Publisher":"CRC Press","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[1739164],"CategoryIds":[617,1098],"FormatId":1,"FamilyId":null,"SeriesId":null,"LanguageId":56,"PriceMin":374.99,"PriceMax":374.99,"Desirability":0,"PublicationDate":"2026-10-06T00:00:00","Join":null}
Plant polysaccharides and their applications in food industry
El-Sayed, Samah
Youssef, Ahmed
El Sayed, Hoda
Paperback
$78.75
{"Id":27564720,"Title":"Plant polysaccharides and their applications in food industry","Authors":["El-Sayed, Samah","Youssef, Ahmed","El Sayed, Hoda"],"ShortTitle":"Plant polysaccharides and their applications in food industry","Author":"El-Sayed, Samah","Ean":"9786208423773","Isbn":"6208423775","Publisher":"LAP Lambert Academic Publishing","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[10237983,5224858,11584892],"CategoryIds":[749],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":56,"PriceMin":78.75,"PriceMax":78.75,"Desirability":0,"PublicationDate":"2025-01-16T00:00:00","Join":null}
Pflanzliche Polysaccharide und ihre Anwendungen in der Lebensmittelindustrie
El-Sayed, Samah
Youssef, Ahmed
El Sayed, Hoda
Paperback
$80.00
{"Id":28436781,"Title":"Pflanzliche Polysaccharide und ihre Anwendungen in der Lebensmittelindustrie","Authors":["El-Sayed, Samah","Youssef, Ahmed","El Sayed, Hoda"],"ShortTitle":"Pflanzliche Polysaccharide und ihre Anwendungen in der\u2026","Author":"El-Sayed, Samah","Ean":"9786208675066","Isbn":"6208675065","Publisher":"Verlag Unser Wissen","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[10237983,5224858,11584892],"CategoryIds":[749],"FormatId":2,"FamilyId":null,"SeriesId":null,"LanguageId":68,"PriceMin":80.0,"PriceMax":80.0,"Desirability":0,"PublicationDate":"2025-02-24T00:00:00","Join":null}