Cita APA (7a ed.)

Hatkoff, I., Hatkoff, C., Kahumbu, P., & Greste, P. (2007). Owen & Mzee: The language of friendship. Scholastic Press.

Cita Chicago Style (17a ed.)

Hatkoff, Isabella, Craig Hatkoff, P. Kahumbu, y Peter Greste. Owen & Mzee: The Language of Friendship. New York: Scholastic Press, 2007.

Cita MLA (8a ed.)

Hatkoff, Isabella, et al. Owen & Mzee: The Language of Friendship. Scholastic Press, 2007.

Precaución: Estas citas no son 100% exactas.