Dwividi, D.N. <br/><br/>
Managerial Economics / 
D.N Dwivedi. 
 - 2nd rev.  ed. 
 - New Delhi :  Vikas Publishing House,  c1980. 
 - xvi, 424 p. :  ill. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>070696599x 
<br/><br/><label>LC Class. No.: </label>HD30.22  / .M6