Παραπομπή APA

Berger, M. e. (1984). Problems in geometry. Springer-Verlag.

Παραπομπή Chicago Style

Berger, Marcel ed. Problems in Geometry. New York: Springer-Verlag, 1984.

Παραπομπή MLA

Berger, Marcel ed. Problems in Geometry. Springer-Verlag, 1984.