Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

Duff, Ernest A., e John F. McCamant. Violence and Repression in Latin America: A Quantitative and Historical Analysis. Nueva York: The Free, 1976.

Citatione MLA (9a ed.)

Duff, Ernest A., e John F. McCamant. Violence and Repression in Latin America: A Quantitative and Historical Analysis. The Free, 1976.