Birdwatching in 1986

Indiana Birds and Their Haunts, Second Edition, Second Edition: A Checklist and Finding Guide by Keller, Timothy C., Keller, Shirley, Keller, Charles E.

Mar: A Glimpse Into the Natural Life of a Bird by Lawrence, Louise de Kiriline

Migrations of Hawks by Heintzelman, Donald S.

Current Ornithology, Volume 4 by