244196 Shinn, G. (1982). Introduction to professional selling. New York : McGraw-Hill.
Chicago-čujuhus (17. p.)244196 Shinn, George. Introduction to Professional Selling. New York : McGraw-Hill, 1982.
MLA-čujuhus (9. p.)244196 Shinn, George. Introduction to Professional Selling. New York : McGraw-Hill, 1982.
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