APA (7th ed.) Citation

Maas, W. (1964). Sozialgeographisches Lesebuch.

Chicago Style (17th ed.) Citation

Maas, Walther. Sozialgeographisches Lesebuch. 1964.

MLA (9th ed.) Citation

Maas, Walther. Sozialgeographisches Lesebuch. 1964.

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