Gaya APA

AHMADI, C., HERMAWAN, D. (2013). E-Business & E-Commerce (1). Yogyakarta: Andi Offset Yogyakarta.

Gaya MLA

AHMADI, CHANDRA., HERMAWAN, DADANG. "E-Business & E-Commerce". 1 Yogyakarta: Andi Offset Yogyakarta, 2013. Text.