Waldock, A. J. A. (1951). Sophocles, the dramatist. University Press.
Lua i Stíl Chicago (17ú heag.)Waldock, Arthur John Alfred. Sophocles, the Dramatist. Cambridge, [Eng]: University Press, 1951.
Lua MLA (9ú heag.)Waldock, Arthur John Alfred. Sophocles, the Dramatist. University Press, 1951.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.