CHOFFRAY JEAN-MARIE. (1980). MARKETING PLANNING FOR NEW INDUSTRIAL PRODUCTS. JOHN WILEY AND SONS.
Chicago-viite (17. p.)CHOFFRAY JEAN-MARIE. MARKETING PLANNING FOR NEW INDUSTRIAL PRODUCTS. JOHN WILEY AND SONS, 1980.
MLA-viite (9. p.)CHOFFRAY JEAN-MARIE. MARKETING PLANNING FOR NEW INDUSTRIAL PRODUCTS. JOHN WILEY AND SONS, 1980.
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