The Lean Startup 
Ries Eric 
 - 1 
 -  Penguin Portfolio 
<br/><br/><label>ISBN: </label>9780670921607 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teen Fiction
<br/><br/><label>Dewey Class. No.: </label>658.11  / RIE