Boura, M. (1965). Sophoclean tragedy. OUP.
Lua i Stíl Chicago (17ú heag.)Boura, Mannic. Sophoclean Tragedy. London: OUP, 1965.
Lua MLA (9ú heag.)Boura, Mannic. Sophoclean Tragedy. OUP, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.