Cita APA (7a ed.)
Schaefer, R. T., & Lamm, R. P. (1989). Sociology: Students' guide with readings to accompany Schaefer (3.ed.). McGraw-Hill.
Cita Chicago Style (17a ed.)
Schaefer, Richard T., y Robert P. Lamm. Sociology: Students' Guide with Readings to Accompany Schaefer. 3.ed. New York: McGraw-Hill, 1989.
Cita MLA (9a ed.)
Schaefer, Richard T., y Robert P. Lamm. Sociology: Students' Guide with Readings to Accompany Schaefer. 3.ed. McGraw-Hill, 1989.
Precaución: Estas citas no son 100% exactas.