Sharma, H. D. <br/><br/>
Textbook of work study 

 - Oxford & IBH publishing co. pvt. ltd, New Delhi  1988 
 - xi,303 
<br/><br/><label>ISBN: </label>81-204-0274-X 
<br/><br/><label>Dewey Class. No.: </label>658.542 Sha