Cita APA

Schaefer, R. T., & Lamm, R. P. (2011). Sociology (12th ed.). McGraw-Hill.

Citación estilo Chicago

Schaefer, Richard T., and Robert P. Lamm. Sociology. 12th ed. New York: McGraw-Hill, 2011.

Cita MLA

Schaefer, Richard T., and Robert P. Lamm. Sociology. 12th ed. McGraw-Hill, 2011.