BOWRA, C. (1944). Sophoclean tragedy. Clarendon Press.
Lua i Stíl Chicago (17ú heag.)BOWRA, C.M. Sophoclean Tragedy. Oxford: Clarendon Press, 1944.
Lua MLA (9ú heag.)BOWRA, C.M. Sophoclean Tragedy. Clarendon Press, 1944.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.