Holmes, L. (2009). Communism: A Very Short Introduction (1st.). Oxford.
Lua i Stíl Chicago (17ú heag.)Holmes, Leslie. Communism: A Very Short Introduction. 1st. Oxford, 2009.
Lua MLA (9ú heag.)Holmes, Leslie. Communism: A Very Short Introduction. 1st. Oxford, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.