Lehmann, Donald R.
Product management
McGraw-Hill, 2005
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Rothberg, Robert R.
Corporate strategy and product innovation
The Free Press, 1981
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Wheelwright, Steven C.
Revolutionering product development: quantum leaps in speed, efficiency and quality/ Steven C.Wheelwright
The Free Press, 1992
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Morse, Stephen A.
Successful product management : kiat sukses manajemen produk
Gramedia Pustaka Utama, 1998
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Product development of towing tractor using fuzzy QDF At PT. United Tractors Pandu Engineering
 Artikel Jurnal