Cita APA

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

Citación estilo Chicago

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

Cita MLA

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