Heuck, S. (1990). Pony and Bear are friends (1. American ed.). Knopf.
Chicago Style (17th ed.) CitationHeuck, Sigrid. Pony and Bear Are Friends. 1. American ed. New York: Knopf, 1990.
MLA (9th ed.) CitationHeuck, Sigrid. Pony and Bear Are Friends. 1. American ed. Knopf, 1990.
Warning: These citations may not always be 100% accurate.