Arnold John H. (2000). History: Very Short Introduction. Oxford Uty Press.
Lua i Stíl Chicago (17ú heag.)Arnold John H. History: Very Short Introduction. Oxford Uty Press, 2000.
Lua MLA (9ú heag.)Arnold John H. History: Very Short Introduction. Oxford Uty Press, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.