APA (7th ed.) Citation

Weinert, H., & Planck, W. (1941). Stammesgeschichte der Menschheit. Franckh.

Chicago Style (17th ed.) Citation

Weinert, Hans, and Willy Planck. Stammesgeschichte Der Menschheit. Stuttgart: Franckh, 1941.

MLA (8th ed.) Citation

Weinert, Hans, and Willy Planck. Stammesgeschichte Der Menschheit. Franckh, 1941.

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