Cita APA (7a ed.)

Ryan, D., & Jones, C. (2011). The best digital marketing campaigns in the world: Mastering the art of customer engagement (1st published, repr.). Kogan Page.

Cita Chicago Style (17a ed.)

Ryan, Damian, y Calvin Jones. The Best Digital Marketing Campaigns in the World: Mastering the Art of Customer Engagement. 1st published, repr. London [etc.]: Kogan Page, 2011.

Cita MLA (9a ed.)

Ryan, Damian, y Calvin Jones. The Best Digital Marketing Campaigns in the World: Mastering the Art of Customer Engagement. 1st published, repr. Kogan Page, 2011.