Jamieson, A. (1983). 20th century world history. Edward Arnold.
Lua i Stíl Chicago (17ú heag.)Jamieson, Alan. 20th Century World History. London: Edward Arnold, 1983.
Lua MLA (9ú heag.)Jamieson, Alan. 20th Century World History. Edward Arnold, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.