Rodenburg, P. (1997). The actor speaks: Voice and the performer. Methuen Drama.
Chicago-viite (17. p.)Rodenburg, Patsy. The Actor Speaks: Voice and the Performer. London: Methuen Drama, 1997.
MLA-viite (9. p.)Rodenburg, Patsy. The Actor Speaks: Voice and the Performer. Methuen Drama, 1997.
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