Williams, J. L. (1967). The Art of playwriting: Lectures delivered at the University of Pennsylvania on the Mask and Wig Foundation. Books for Libraries Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Williams, Jesse Lynch. The Art of Playwriting: Lectures Delivered at the University of Pennsylvania on the Mask and Wig Foundation. Freeport, N.Y.: Books for Libraries Press, 1967.
Παραπομπή σε μορφή MLA (8th εκδ.)Williams, Jesse Lynch. The Art of Playwriting: Lectures Delivered at the University of Pennsylvania on the Mask and Wig Foundation. Books for Libraries Press, 1967.
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