APA (7th ed.) Citation

Siebeck, H. (1961). Geschichte der Psychologie. P. Schippers.

Chicago Style (17th ed.) Citation

Siebeck, Hermann. Geschichte Der Psychologie. Amsterdam: P. Schippers, 1961.

MLA (9th ed.) Citation

Siebeck, Hermann. Geschichte Der Psychologie. P. Schippers, 1961.

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