APA (7e ed.) Bronvermelding

London, J. (2002). Froggy goes to the doctor. Viking.

Chicago (17e ed.) Bronvermelding

London, Jonathan. Froggy Goes to the Doctor. New York: Viking, 2002.

MLA (8e ed.) Bronvermelding

London, Jonathan. Froggy Goes to the Doctor. Viking, 2002.