APA (7th ed.) Citation

Ritter. (2009). Allgemeine Erdkunde nach Ritter.

Chicago Style (17th ed.) Citation

Ritter. Allgemeine Erdkunde Nach Ritter. Wallach, 2009.

MLA (8th ed.) Citation

Ritter. Allgemeine Erdkunde Nach Ritter. 2009.

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