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