APA-referens (7:e uppl.)

Ryan, D. (2014). The best digital marketing campaigns in the world II (Second edition].). Kogan Page.

Chicago-referens (17:e uppl.)

Ryan, Damian. The Best Digital Marketing Campaigns in the World II. Second edition]. London ; Philadelphia: Kogan Page, 2014.

MLA-referens (9:e uppl.)

Ryan, Damian. The Best Digital Marketing Campaigns in the World II. Second edition]. Kogan Page, 2014.