NATHAN, J. A., & OLIVER, J. K. Foreign policy making and the american political system. Little.
Lua i Stíl Chicago (17ú heag.)NATHAN, James A., agus James K. OLIVER. Foreign Policy Making and the American Political System. Boston: Little.
Lua MLA (9ú heag.)NATHAN, James A., agus James K. OLIVER. Foreign Policy Making and the American Political System. Little.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.