Strauss, J. a. . F. (2009). E-marketing (5 Edition.).
Chicago Style aipamenaStrauss, Judy and Frost. E-marketing. 5 Edition. PHI Learning Pvt. Ltd., New Delhi, 2009.
MLA aipamenaStrauss, Judy and Frost. E-marketing. 5 Edition. 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.