Crutcher, C. (2001). Whale talk. Greenwillow Books.
Cita Chicago Style (17a ed.)Crutcher, Chris. Whale Talk. New York: Greenwillow Books, 2001.
Cita MLA (8a ed.)Crutcher, Chris. Whale Talk. Greenwillow Books, 2001.
Precaución: Estas citas no son 100% exactas.