HARSHBARGER  RONALD ,J.  RONALD, J. HARSHBARGER ,AND  JAMES, J. REYNOLDS: <br/><br/>
MATHEMATICAL  APPLICATIONS:  FOR MANAGEMENT, LIFE ,AND SOCIAL SCIENCES: 

 - 3 RD. 
 - MASSACHUSETTS:  D. C. HEATH  AND  COMPANY:  1989. 
<br/><br/><label>ISBN: </label>0669162639 
<br/><br/><label>Dewey Class. No.: </label>510  HAR