Cita APA (7th ed.)

Calhoun, C., Light, D., Keller, S., & Harper, D. (2001). Understanding sociology. Glencoe McGraw-Hill.

Cita Chicago (17th ed.)

Calhoun, Craig, Donald Light, Suzanne Keller, i Douglas Harper. Understanding Sociology. New York: Glencoe McGraw-Hill, 2001.

Cita MLA (9th ed.)

Calhoun, Craig, et al. Understanding Sociology. Glencoe McGraw-Hill, 2001.