Greer, T. H. (1972). A brief history of Western man (2nd.ed.). Harcourt.
Lua i Stíl Chicago (17ú heag.)Greer, Thomas H. A Brief History of Western Man. 2nd.ed. New York: Harcourt, 1972.
Lua MLA (9ú heag.)Greer, Thomas H. A Brief History of Western Man. 2nd.ed. Harcourt, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.