APA (7th ed.) Citation

Hofstätter, P. R. (1959). Psychologie Das Fischer-Lexikon.

Chicago Style (17th ed.) Citation

Hofstätter, Peter Robert. "Psychologie." Das Fischer-Lexikon 1959.

MLA (9th ed.) Citation

Hofstätter, Peter Robert. "Psychologie." Das Fischer-Lexikon, 1959.

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