The Entrepreneur's Guide to Customer Development: A cheat sheet to The Four Steps to the Epiphany (Edition unknown) by Cooper, Brant, Vlaskovits, Patrick [Paperback(2010??]
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Author : Brant, Vlaskovits, Patrick Cooper
Label : Cooper-Vlaskovits
Manufacturer : Cooper-Vlaskovits
Studio : Cooper-Vlaskovits
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