Johnstone, K. (1999). Impro for storytellers: Theatresports and the art of making things happen ([New ed.].). Faber.
Chicago-viite (17. p.)Johnstone, Keith. Impro for Storytellers: Theatresports and the Art of Making Things Happen. [New ed.]. London: Faber, 1999.
MLA-viite (9. p.)Johnstone, Keith. Impro for Storytellers: Theatresports and the Art of Making Things Happen. [New ed.]. Faber, 1999.
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