Tilly, C. (2008). Democracy. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Tilly, Charles. Democracy. New York: Cambridge University Press, 2008.
Lua MLA (9ú heag.)Tilly, Charles. Democracy. Cambridge University Press, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.