APA-referens (7:e uppl.)

Schaefer, R. T. (2012). Sociology (13th ed.). McGraw-Hill.

Chicago-referens (17:e uppl.)

Schaefer, Richard T. Sociology. 13th ed. New York: McGraw-Hill, 2012.

MLA-referens (8:e uppl.)

Schaefer, Richard T. Sociology. 13th ed. McGraw-Hill, 2012.