Dwivedi, D.N. <br/><br/>
Managerial economics 
D.N. Dwivedi. 
 - 7th rev. ed. 
 - New Delhi  Vikash Publishing House  2001 
 - xxvi, 779p., 24cm. 
<br/><br/><label>ISBN: </label>81 - 259 - 1004 - 2. 
<br/><br/><label>Dewey Class. No.: </label>658.403  / D97M