00347nam a2200121Ia 450000500170000000800410001702000220005808200160008010000140009624500850011026000220019530000080021720260404161459.0260404s9999    xx            000 0 und d  a978-0-670-92160-7  a658.11bRIE  aRies,Eric 4aThe Lean Startup:How constant innovation creates radically successful businesses  bCrown aU.Kc2011  a320