Cita APA (7a ed.)

Brewer, T. L. (1980). American foreign policy: A contemporary introduction. Prentice-Hall.

Cita Chicago Style (17a ed.)

Brewer, Thomas L. American Foreign Policy: A Contemporary Introduction. Englewood Cliffs, New Jersey: Prentice-Hall, 1980.

Cita MLA (9a ed.)

Brewer, Thomas L. American Foreign Policy: A Contemporary Introduction. Prentice-Hall, 1980.