Mansfield Edwin <br/><br/>
Managerial economics: Theory, applications, and cases 
Mansfield Edwin 
 - 4 
 - New York  New York, W.W.Norton  1999 
 - v  
<br/><br/><label>ISBN: </label>0-393-97315-8 
<br/><br/><label>Source: </label>Textbook