APA (7e ed.) Bronvermelding

Keenan, J. P., Gallup, G. G., & Falk, D. (2003). The face in the mirror: The search for the origins of consciousness. Ecco.

Chicago (17e ed.) Bronvermelding

Keenan, Julian Paul, Gordon G. Gallup, en Dean Falk. The Face in the Mirror: The Search for the Origins of Consciousness. New York: Ecco, 2003.

MLA (9e ed.) Bronvermelding

Keenan, Julian Paul, et al. The Face in the Mirror: The Search for the Origins of Consciousness. Ecco, 2003.