Brockett, O. G. (1996). The essential theatre (6th ed.). Harcourt Brace College Publishers.
Lua i Stíl Chicago (17ú heag.)Brockett, Oscar Gross. The Essential Theatre. 6th ed. Fort Worth: Harcourt Brace College Publishers, 1996.
Lua MLA (9ú heag.)Brockett, Oscar Gross. The Essential Theatre. 6th ed. Harcourt Brace College Publishers, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.