APA (7th ed.) Citation

Külpe, O. (1893). Grundriss der psychologie. W. Engelmann.

Chicago Style (17th ed.) Citation

Külpe, Oswald. Grundriss Der Psychologie. W. Engelmann, 1893.

MLA (8th ed.) Citation

Külpe, Oswald. Grundriss Der Psychologie. W. Engelmann, 1893.

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