APA (7th ed.) Citation

Castro, A., & Margiotta, K. (2012). Gustav Gloom and the People Taker. Grosset & Dunlap.

Chicago Style (17th ed.) Citation

Castro, Adam-Troy, and Kristen Margiotta. Gustav Gloom and the People Taker. New York: Grosset & Dunlap, 2012.

MLA (9th ed.) Citation

Castro, Adam-Troy, and Kristen Margiotta. Gustav Gloom and the People Taker. Grosset & Dunlap, 2012.