Cita APA

Gelles, R. J., Levine, A., & Bassis, M. S. (1995). Sociology: An introduction (5th ed.). McGraw-Hill.

Citación estilo Chicago

Gelles, Richard J., Ann Levine, and Michael S. Bassis. Sociology: An Introduction. 5th ed. New York: McGraw-Hill, 1995.

Cita MLA

Gelles, Richard J., et al. Sociology: An Introduction. 5th ed. McGraw-Hill, 1995.