Cita APA (7a ed.)

Ryan, D., & Jones, C. (2009). Understanding digital marketing: Marketing strategies for engaging the digital generation. Kogan Page.

Cita Chicago Style (17a ed.)

Ryan, Damian, y Calvin Jones. Understanding Digital Marketing: Marketing Strategies for Engaging the Digital Generation. London ; Philadelphia: Kogan Page, 2009.

Cita MLA (8a ed.)

Ryan, Damian, y Calvin Jones. Understanding Digital Marketing: Marketing Strategies for Engaging the Digital Generation. Kogan Page, 2009.