APA (7th ed.) Citation

Ziegler, W. (2015). Große Denker: In 60 Minuten. Books on Demand.

Chicago Style (17th ed.) Citation

Ziegler, Walther. Große Denker: In 60 Minuten. Norderstedt: Books on Demand, 2015.

MLA (9th ed.) Citation

Ziegler, Walther. Große Denker: In 60 Minuten. Books on Demand, 2015.

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