Varian, Hal R. <br/><br/>
Economics of information technology : Introduction 

 - New York  Cambridge University Press  2004 
 - x,102 
<br/><br/> Economics 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>0-521-60521-0 
<br/><br/><label>Dewey Class. No.: </label>338.47004  / Var