Barrow, C. W. (1993). Critical theories of the state: Marxist, Neo-Marxist, Post-Marxist. University of Wisconsin Press.
Lua i Stíl Chicago (17ú heag.)Barrow, Clyde W. Critical Theories of the State: Marxist, Neo-Marxist, Post-Marxist. Madison, WI: University of Wisconsin Press, 1993.
Lua MLA (9ú heag.)Barrow, Clyde W. Critical Theories of the State: Marxist, Neo-Marxist, Post-Marxist. University of Wisconsin Press, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.