Dalela, S. <br/><br/>
Text book of work study and ergonomics 

 - Dilhi:  Statndard Publishers Distributors,   1971 
 - xii, 492p.;  24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oral communication<br/>Communication<br/>Executive management
<br/><br/><label>Dewey Class. No.: </label>658.542  / DAL