Gaya APA

Perception. (2006). New York: [s.n.].

Gaya Chicago

Perception. . New York: [s.n.], 2006. Text.

Gaya MLA

Perception. . New York: [s.n.], 2006. Text.

Gaya Turabian

Perception. New York: [s.n.], 2006. Print.