Παραπομπή APA

Knowles, R., & Wareing, J. (2007). Economic and social geography. Rupa & Co.

Παραπομπή Chicago Style

Knowles, R., και J. Wareing. Economic and Social Geography. New Delhi: Rupa & Co, 2007.

Παραπομπή MLA

Knowles, R., και J. Wareing. Economic and Social Geography. Rupa & Co, 2007.