Cita APA (7a ed.)

London, J., & Remkiewicz, F. (2000). Froggy goes to bed. Viking.

Cita Chicago Style (17a ed.)

London, Jonathan, y Frank Remkiewicz. Froggy Goes to Bed. New York: Viking, 2000.

Cita MLA (8a ed.)

London, Jonathan, y Frank Remkiewicz. Froggy Goes to Bed. Viking, 2000.