APA (7th ed.) Citation

Ammon, G. (1985). Psychotherapie. Psychotherapie ein Handbuch.

Chicago Style (17th ed.) Citation

Ammon, Günter. "Psychotherapie." Psychotherapie Ein Handbuch 1985.

MLA (9th ed.) Citation

Ammon, Günter. "Psychotherapie." Psychotherapie Ein Handbuch, 1985.

Warning: These citations may not always be 100% accurate.