WEILBACHER WILLIAM M. (1975). MARKETING MANAGEMENT CASES (2ND.). MACMILLAN.
Chicago-čujuhus (17. p.)WEILBACHER WILLIAM M. MARKETING MANAGEMENT CASES. 2ND. NEW YORK: MACMILLAN, 1975.
MLA-čujuhus (9. p.)WEILBACHER WILLIAM M. MARKETING MANAGEMENT CASES. 2ND. MACMILLAN, 1975.
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