Newman Michael. (2005). Socialism: Very Short Introduction. Oxford Uty Press.
Lua i Stíl Chicago (17ú heag.)Newman Michael. Socialism: Very Short Introduction. Oxford Uty Press, 2005.
Lua MLA (9ú heag.)Newman Michael. Socialism: Very Short Introduction. Oxford Uty Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.