Cita APA (7th ed.)

Schaefer, R. T. (2004). Sociology: A brief introduction (Fifth edition.). McGraw-Hill.

Cita Chicago (17th ed.)

Schaefer, Richard T. Sociology: A Brief Introduction. Fifth edition. Boston: McGraw-Hill, 2004.

Cita MLA (8th ed.)

Schaefer, Richard T. Sociology: A Brief Introduction. Fifth edition. McGraw-Hill, 2004.