Oscar, G. B. (1984). The essential theatre (3th ed.). Holt, Rinehart and Winston.
Lua i Stíl Chicago (17ú heag.)Oscar, G. Brockett. The Essential Theatre. 3th ed. New York: Holt, Rinehart and Winston, 1984.
Lua MLA (9ú heag.)Oscar, G. Brockett. The Essential Theatre. 3th ed. Holt, Rinehart and Winston, 1984.
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