Cita APA (7a ed.)

Duff, E. A., McCamant, J. F., & Morales, W. Q. (1976). Violence and repression in Latin America: A quantitative and historical analysis. The Free Press.

Cita Chicago Style (17a ed.)

Duff, Ernest A., John F. McCamant, y Waltraud Q. Morales. Violence and Repression in Latin America: A Quantitative and Historical Analysis. New York: The Free Press, 1976.

Cita MLA (8a ed.)

Duff, Ernest A., et al. Violence and Repression in Latin America: A Quantitative and Historical Analysis. The Free Press, 1976.