APA-referens (7:e uppl.)

Chaffey, D. (2013). Emarketing Excellence (4th.). Routledge.

Chicago-referens (17:e uppl.)

Chaffey, Dave. Emarketing Excellence. 4th. New York: Routledge, 2013.

MLA-referens (9:e uppl.)

Chaffey, Dave. Emarketing Excellence. 4th. Routledge, 2013.