Sunil Kumar <br/><br/>
Productivity and factor substitution: theory and analysis 
by Sunil Kumar 
 - New Delhi  Deep & Deep  2002 
 - 274p. 
<br/><br/><label>ISBN: </label>8176293520 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Productivity accounting<br/>Industrial productivity<br/>Production management
<br/><br/><label>Dewey Class. No.: </label>T2 su73