APA (7th ed.) Citation

Ahnert, B. (2005). The ecozones of the word: The ecological division of the geosphere (2nd ed.). Springer-Verlag.

Chicago Style (17th ed.) Citation

Ahnert, Bridget. The Ecozones of the Word: The Ecological Division of the Geosphere. 2nd ed. Berlin: Springer-Verlag, 2005.

MLA (8th ed.) Citation

Ahnert, Bridget. The Ecozones of the Word: The Ecological Division of the Geosphere. 2nd ed. Springer-Verlag, 2005.

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