Chaffey, D. (2009). Internet marketing: Strategy, implementation and practice (3rd ed.). Pearson.
Chicago Style aipamenaChaffey, Daveetc. Internet Marketing: Strategy, Implementation and Practice. 3rd ed. Delhi: Pearson, 2009.
MLA aipamenaChaffey, Daveetc. Internet Marketing: Strategy, Implementation and Practice. 3rd ed. Pearson, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.