Mansfield, Edwin. <br/><br/>
Managerial economics and operations research / 
a nonmathematical introduction. 
 - Rev. and expanded ed. 
 - Norton : New York  1970 
 - xii, 396 p. :  ill. ;  21 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0393099199 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Managerial economics.<br/>Operations research.