Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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