APA (7th ed.) Citation

Krech, D., & Crutchfield, R. S. (1968). Grundlagen der Psychologie. Beltz.

Chicago Style (17th ed.) Citation

Krech, David, and Richard S. Crutchfield. Grundlagen Der Psychologie. Weinheim Basel: Beltz, 1968.

MLA (9th ed.) Citation

Krech, David, and Richard S. Crutchfield. Grundlagen Der Psychologie. Beltz, 1968.

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