Hagel, John  & Armstrong, Arthur G <br/><br/>
Net gain : expanding markets through virtual communities 

 - Harvard Business School Press, Boston  1997 
 - xvi,238 
<br/><br/><label>ISBN: </label>0-87584-759-5 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>004.678 Hag/Arm