Brook, P. (1993). There are no secrets: Thoughts on acting and theatre. Methuen Drama.
Lua i Stíl Chicago (17ú heag.)Brook, Peter. There Are No Secrets: Thoughts on Acting and Theatre. London: Methuen Drama, 1993.
Lua MLA (9ú heag.)Brook, Peter. There Are No Secrets: Thoughts on Acting and Theatre. Methuen Drama, 1993.
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