POLSKY, M. E. (1980). Let's improvise: Becoming creative, expressive andspontaneous. Prentice-Hall.
Chicago-viite (17. p.)POLSKY, Milton E. Let's Improvise: Becoming Creative, Expressive Andspontaneous. Englewood Cliffs: Prentice-Hall, 1980.
MLA-viite (9. p.)POLSKY, Milton E. Let's Improvise: Becoming Creative, Expressive Andspontaneous. Prentice-Hall, 1980.
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