APA (7th ed.) Citation

Bergius, R. (1964). Allgemeine Psychologie. Allgemeine Psychologie.

Chicago Style (17th ed.) Citation

Bergius, Rudolf. "Allgemeine Psychologie." Allgemeine Psychologie 1964.

MLA (8th ed.) Citation

Bergius, Rudolf. "Allgemeine Psychologie." Allgemeine Psychologie, 1964.

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