Townsend. The Unfinished Art of Theater. Northwestern University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTownsend. The Unfinished Art of Theater. Northwestern University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTownsend. The Unfinished Art of Theater. Northwestern University Press.
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