APA (7th ed.) Citation

Rieger, V., & Ulmer, G. (1974). The Family: facts and problems: A programmed course on the modern family. Diesterweg.

Chicago Style (17th ed.) Citation

Rieger, Volker, and Gerd Ulmer. The Family: Facts and Problems: A Programmed Course on the Modern Family. Frankfurt a. M. ; Berlin [u.a.]: Diesterweg, 1974.

MLA (9th ed.) Citation

Rieger, Volker, and Gerd Ulmer. The Family: Facts and Problems: A Programmed Course on the Modern Family. Diesterweg, 1974.