Packard, W. (1987). The art of screenwriting: Story, script, markets. Paragon House.
Chicago Style aipamenaPackard, William. The Art of Screenwriting: Story, Script, Markets. New York: Paragon House, 1987.
MLA aipamenaPackard, William. The Art of Screenwriting: Story, Script, Markets. Paragon House, 1987.
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