Nicoll, A. (1947). British drama: An historical survey from the beginnings to the present time (4th ed.). Harrap.
Lua i Stíl Chicago (17ú heag.)Nicoll, Allardyce. British Drama: An Historical Survey from the Beginnings to the Present Time. 4th ed. Lond.: Harrap, 1947.
Lua MLA (8ú heag.)Nicoll, Allardyce. British Drama: An Historical Survey from the Beginnings to the Present Time. 4th ed. Harrap, 1947.
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