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3. Bloch, Ernst. The Principle of Hope. Vol. 1. Trans. Neville Plaice, Stephen Plaice, and Paul Knight. Oxford: Basil Blackwell, 1986.
4. Brecht, Bertolt. “Indirect Impact of the Epic Theatre.” Brecht on Theatre. Trans, and ed. John Willett. New York: Hill and Wang, 1957. 57-62.
5. Brook, Peter. The Empty Space. London: MacGibbon & Kee, 1968.