Kennan, G. F. Realities of american foreign policy.
Lua i Stíl Chicago (17ú heag.)Kennan, George F. Realities of American Foreign Policy.
Lua MLA (8ú heag.)Kennan, George F. Realities of American Foreign Policy.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.