D.N.  DWIVEDI <br/><br/>
MANAGERIAL ECONOMICS FIFTH REVISED EDITION 

 - NEW DELHI  VIKAS PUBLISHING HOUSE  1980 
<br/><br/><label>ISBN: </label>0-7069-9762-X 
<br/><br/><label>Dewey Class. No.: </label>658.1  / DWI/M