Lembright, R. L. Western civilization (Twelfth edition.).
Lua i Stíl Chicago (17ú heag.)Lembright, Robert L. Western Civilization. Twelfth edition.
Lua MLA (8ú heag.)Lembright, Robert L. Western Civilization. Twelfth edition.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.