APA (7th ed.) Citation

(1923). Monographien zur Erdkunde. Velhagen & Klasing.

Chicago Style (17th ed.) Citation

Monographien Zur Erdkunde. Bielefeld [u.a.]: Velhagen & Klasing, 1923.

MLA (9th ed.) Citation

Monographien Zur Erdkunde. Velhagen & Klasing, 1923.

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