Gaya APA

Sociology. (2011). New York: [s.n.].

Gaya Chicago

Sociology. 1. New York: [s.n.], 2011. Text.

Gaya MLA

Sociology. 1. New York: [s.n.], 2011. Text.

Gaya Turabian

Sociology. New York: [s.n.], 2011. Print.