Gaya APA

Sociology. (2013). New York: [s.n.].

Gaya Chicago

Sociology. . New York: [s.n.], 2013. Text.

Gaya MLA

Sociology. . New York: [s.n.], 2013. Text.

Gaya Turabian

Sociology. New York: [s.n.], 2013. Print.