APA استشهاد

Ziegler, G. M. (2014). Do I count?: Stories from mathematics. CRC.

استشهاد بنمط شيكاغو

Ziegler, Gunter M. Do I Count?: Stories from Mathematics. Boca Raton: CRC, 2014.

MLA استشهاد

Ziegler, Gunter M. Do I Count?: Stories from Mathematics. CRC, 2014.