Crawford, C. Merle
New products management
McGraw-Hill, 2006
 Buku Teks
Crawford, C. Merle
New Products management
McGraw-Hill/Irwin, 2000
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Crawford, C. Merle
New products management
Richard D. Irwin, 1983
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Crawford, C. Merle
New products management
McGraw-Hill , 2015
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Lee, Sidney, Sir, 1859-1926
NPR = New Products Review
IMS Pacific, 1985
 Buku Teks