Cita APA

Ellis, R. L., & Lipetz, M. J. (1979). Essential sociology. united States of America: Scott, Forestman and Company.

Citación estilo Chicago

Ellis, Robert L., y Marcia J. Lipetz. Essential Sociology. united States of America: Scott, Forestman and Company, 1979.

Cita MLA

Ellis, Robert L., y Marcia J. Lipetz. Essential Sociology. united States of America: Scott, Forestman and Company, 1979.