Cita APA (7a ed.)

Snyder, R. C., & Furniss, E. S. (1955). American foreign policy: Formulation, principles, and programs. Rinehart.

Cita Chicago Style (17a ed.)

Snyder, Richard C., y Edgar S. Furniss. American Foreign Policy: Formulation, Principles, and Programs. New York: Rinehart, 1955.

Cita MLA (9a ed.)

Snyder, Richard C., y Edgar S. Furniss. American Foreign Policy: Formulation, Principles, and Programs. Rinehart, 1955.