Cita APA (7a ed.)

Pellicer de Brody, O. (1972). Oran R. Young. Systems of political science. New Jersey: Prentice Hall, 1968. (Foundation of Modern Political Sciences Series). El Colegio de México A.C.

Cita Chicago Style (17a ed.)

Pellicer de Brody, Olga. Oran R. Young. Systems of Political Science. New Jersey: Prentice Hall, 1968. (Foundation of Modern Political Sciences Series). El Colegio de México A.C, 1972.

Cita MLA (9a ed.)

Pellicer de Brody, Olga. Oran R. Young. Systems of Political Science. New Jersey: Prentice Hall, 1968. (Foundation of Modern Political Sciences Series). El Colegio de México A.C, 1972.