North, R. C. (1990). War, peace, survival: Global politics... Westview press.
Lua i Stíl Chicago (17ú heag.)North, Robert C. War, Peace, Survival: Global Politics... Boulder: Westview press, 1990.
Lua MLA (9ú heag.)North, Robert C. War, Peace, Survival: Global Politics... Westview press, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.