Cita APA (7th ed.)

Tucker, R. W. (1971). The radical left and american foreign policy. Johns Hopkins.

Cita Chicago (17th ed.)

Tucker, Robert W. The Radical Left and American Foreign Policy. Baltimore: Johns Hopkins, 1971.

Cita MLA (9th ed.)

Tucker, Robert W. The Radical Left and American Foreign Policy. Johns Hopkins, 1971.