Styl cytowania APA

Ravi Kalakota and Whinston, A. B. (2009). Frontiers of electronic commerce.

Styl cytowania Chicago

Ravi Kalakota and Whinston, Andrew B. Frontiers of Electronic Commerce. Dorling Kindersley (India) Pvt. Ltd., New Delhi, 2009.

Styl cytowania MLA

Ravi Kalakota and Whinston, Andrew B. Frontiers of Electronic Commerce. 2009.