Citazione Stile APA (7a Edizione)

NATHAN, J. A., & OLIVER, J. K. Foreign policy making and the american political system. Little.

Citazione stile Chigago Style (17a edizione)

NATHAN, James A., e James K. OLIVER. Foreign Policy Making and the American Political System. Boston: Little.

Citatione MLA (9a ed.)

NATHAN, James A., e James K. OLIVER. Foreign Policy Making and the American Political System. Little.