KALAKOTA RAVI. (2000). ELECTRONIC COMMERCE. ADDISON WESLEY.
Chicago Style aipamenaKALAKOTA RAVI. ELECTRONIC COMMERCE. HARLOW ENGLAND: ADDISON WESLEY, 2000.
MLA aipamenaKALAKOTA RAVI. ELECTRONIC COMMERCE. ADDISON WESLEY, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.