انتشار المنتج: الفرق بين النسختين

*{{Cite journal | last1 = Bayus | first1 = B. L. | last2 = Putsis | first2 = W. P. | doi = 10.1287/mksc.18.2.137 | title = Product Proliferation: An Empirical Analysis of Product Line Determinants and Market Outcomes | journal = Marketing Science | volume = 18 | issue = 2 | pages = 137 | year = 1999 | pmid = | pmc = }}

 

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