APA (7th ed.) Citation

Ryan, A. M., & Oelofsen, V. (2012). Top dog: Level 1B. Ticktock.

Chicago Style (17th ed.) Citation

Ryan, Anne Marie, and Vian Oelofsen. Top Dog: Level 1B. London: Ticktock, 2012.

MLA (9th ed.) Citation

Ryan, Anne Marie, and Vian Oelofsen. Top Dog: Level 1B. Ticktock, 2012.