Cambridge Books Online (Online service) & Wright, E. O. (2005). Approaches to class analysis. Cambridge University Press. https://doi.org/10.1017/CBO9780511488900
Lua i Stíl Chicago (17ú heag.)Cambridge Books Online (Online service) agus Erik Olin Wright. Approaches to Class Analysis. Cambridge, UK, New York: Cambridge University Press, 2005. https://doi.org/10.1017/CBO9780511488900.
Lua MLA (9ú heag.)Cambridge Books Online (Online service) agus Erik Olin Wright. Approaches to Class Analysis. Cambridge University Press, 2005. https://doi.org/10.1017/CBO9780511488900.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.