Brooker, P. Key words in Brecht's theory and practice of theatre: Peter Brooker. The Cambridge companion to Brecht.(2006).
Chicago-viite (17. p.)Brooker, Peter. "Key Words in Brecht's Theory and Practice of Theatre: Peter Brooker." The Cambridge Companion to Brecht.(2006) .
MLA-viite (8. p.)Brooker, Peter. "Key Words in Brecht's Theory and Practice of Theatre: Peter Brooker." The Cambridge Companion to Brecht.(2006), .
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