Hook, S. W. (2014). U.S. foreign policy: The paradox of world power (4 edition.). Sage/CQ Press.
Lua i Stíl Chicago (17ú heag.)Hook, Steven W. U.S. Foreign Policy: The Paradox of World Power. 4 edition. Los Angeles: Sage/CQ Press, 2014.
Lua MLA (9ú heag.)Hook, Steven W. U.S. Foreign Policy: The Paradox of World Power. 4 edition. Sage/CQ Press, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.