Cita APA (7th ed.)

Ryan, D. J. (2011). The Best Digital Marketing Campaigns in the World. Kogan Page.

Cita Chicago (17th ed.)

Ryan, Damian; Jones. The Best Digital Marketing Campaigns in the World. New Delhi: Kogan Page, 2011.

Cita MLA (9th ed.)

Ryan, Damian; Jones. The Best Digital Marketing Campaigns in the World. Kogan Page, 2011.