Michael Mann. (2013). The sources of social power (2.). Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Michael Mann. The Sources of Social Power. 2. Cambridge University Press, 2013.
Lua MLA (8ú heag.)Michael Mann. The Sources of Social Power. 2. Cambridge University Press, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.