Campbell, D., & Dillon, M. (1993). The Political subject of violence. Manchester University Press.
Lua i Stíl Chicago (17ú heag.)Campbell, David, agus Michael Dillon. The Political Subject of Violence. Manchester, U.K: Manchester University Press, 1993.
Lua MLA (9ú heag.)Campbell, David, agus Michael Dillon. The Political Subject of Violence. Manchester University Press, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.