TY - BOOK T1 - The entrepreneur's guide to customer development A1 - Cooper, Brant A2 - Gary Blank, Steven A2 - Vlaskovits, Patrick LA - English PP - S.l. PB - Brant Cooper and Patrick Vlaskovits YR - 2010 UL - https://colectivo.uloyola.es/Record/L185684 OP - 103 SN - 0982743602 SN - 9780982743607 KW - Marketing ER -