Citazione APA

London, J., & Remkiewicz, F. (2008). Froggy goes to camp. Viking.

Stile di citazione Chicago

London, Jonathan, e Frank Remkiewicz. Froggy Goes to Camp. New York: Viking, 2008.

Citazione MLA

London, Jonathan, e Frank Remkiewicz. Froggy Goes to Camp. Viking, 2008.