APA (7th ed.) Citation

Siebeck, H. (1880). Geschichte der Psychologie. Perthes.

Chicago Style (17th ed.) Citation

Siebeck, Hermann. Geschichte Der Psychologie. Gotha: Perthes, 1880.

MLA (9th ed.) Citation

Siebeck, Hermann. Geschichte Der Psychologie. Perthes, 1880.

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