APA (7th ed.) Citation

Hettner, A. (1911). Die Klimate der Erde.

Chicago Style (17th ed.) Citation

Hettner, Alfred. Die Klimate Der Erde. Leipzig, 1911.

MLA (9th ed.) Citation

Hettner, Alfred. Die Klimate Der Erde. 1911.

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