Citazione Stile APA (7a Edizione)

Tucker, R. W. (1968). Nation or empire?: The debate over american foreign policy. Johns Hopkins.

Citazione stile Chigago Style (17a edizione)

Tucker, Robert W. Nation or Empire?: The Debate over American Foreign Policy. Baltimore: Johns Hopkins, 1968.

Citatione MLA (9a ed.)

Tucker, Robert W. Nation or Empire?: The Debate over American Foreign Policy. Johns Hopkins, 1968.