Cita APA

O'Brien, R. W., Martin, W. T., & Schrag, C. C. (1969). Readings in general sociology (4th ed.). Houghton Mifflin.

Citación estilo Chicago

O'Brien, Robert W., Walter T. Martin, and Clarence C. Schrag. Readings in General Sociology. 4th ed. Boston: Houghton Mifflin, 1969.

Cita MLA

O'Brien, Robert W., et al. Readings in General Sociology. 4th ed. Houghton Mifflin, 1969.