APA (7th ed.) Citation
Rumbaugh, D. M., & Washburn, D. A. (2003). Intelligence of apes and other rational beings. Yale University Press.
Chicago Style (17th ed.) Citation
Rumbaugh, Duane M., and David A. Washburn. Intelligence of Apes and Other Rational Beings. New Heaven: Yale University Press, 2003.
MLA (9th ed.) Citation
Rumbaugh, Duane M., and David A. Washburn. Intelligence of Apes and Other Rational Beings. Yale University Press, 2003.
Warning: These citations may not always be 100% accurate.