Gaya APA

SCHAEFER, Richard T.. (2013). Sociology: a brief introduction . New York: Mc Graw Hill.

Gaya Chicago

SCHAEFER, Richard T.. Sociology: a brief introduction. New York: Mc Graw Hill, 2013. Text.

Gaya MLA

SCHAEFER, Richard T.. Sociology: a brief introduction. New York: Mc Graw Hill, 2013. Text.

Gaya Turabian

SCHAEFER, Richard T.. Sociology: a brief introduction. New York: Mc Graw Hill, 2013. Print.