Claeys, G. (2018). Marx and Marxism. Pelican Books.
Lua i Stíl Chicago (17ú heag.)Claeys, Gregory. Marx and Marxism. London: Pelican Books, 2018.
Lua MLA (9ú heag.)Claeys, Gregory. Marx and Marxism. Pelican Books, 2018.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.