Schneider, G. P., & Perry, J. T. (2000). Electronic commerce. Thomson.
Chicago Style aipamenaSchneider, Gary P., and James T. Perry. Electronic Commerce. Singapore: Thomson, 2000.
MLA aipamenaSchneider, Gary P., and James T. Perry. Electronic Commerce. Thomson, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.