Probability & Statistics in 1970
Ökonometrische Methoden
by
Uebe, Götz, Hochstädter, Dieter
Mathematical Methods in Risk Theory
by
Bühlmann, Hans
Grundlagen Der Elementarstatistik
by
Billeter, Ernesto Pietro
Kleines Lehrbuch der Statistik
by
Hoffmann, Hans-J, Haseloff, Otto Walter