APA (7th ed.) Citation

Troll, C. (1947). Erdkunde. Ferd. Dümmler.

Chicago Style (17th ed.) Citation

Troll, Carl. Erdkunde. Bonn: Ferd. Dümmler, 1947.

MLA (9th ed.) Citation

Troll, Carl. Erdkunde. Ferd. Dümmler, 1947.

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