Donald Lehmann

2 books

Managing Customers as Investments: The Strategic Value of Customers in the Long Run by Sunil Gupta, Donald Lehmann

Managing Customers as Investments: The Strategic Value of Customers in the Long Run

Sunil Gupta, Donald Lehmann

224 pages • missing pub info (editions)

nonfiction business economics informative medium-paced
Product Management, 4/E by Russell S. Winer, Donald Lehmann
Product Management, 4/E
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Russell S. Winer, Donald Lehmann

Product Management, 4/E

Russell S. Winer, Donald Lehmann

512 pages • first pub 1993 (editions)

nonfiction business informative medium-paced