Schneider, G. P. (2007). Electronic commerce (7th annual ed.). Thomson Course Technology.
Cita Chicago (17th ed.)Schneider, Gary P. Electronic Commerce. 7th annual ed. Boston, Massachusetts: Thomson Course Technology, 2007.
Cita MLA (9th ed.)Schneider, Gary P. Electronic Commerce. 7th annual ed. Thomson Course Technology, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.