APA (7th ed.) Citation

Ryan, D. (2014). The best digital marketing campaigns in the world II: Mastering the art of customer engagement (2nd ed.). Kogan Page.

Chicago Style (17th ed.) Citation

Ryan, Damian. The Best Digital Marketing Campaigns in the World II: Mastering the Art of Customer Engagement. 2nd ed. Philadelphia: Kogan Page, 2014.

MLA (9th ed.) Citation

Ryan, Damian. The Best Digital Marketing Campaigns in the World II: Mastering the Art of Customer Engagement. 2nd ed. Kogan Page, 2014.