International Labor Organization (ILO) <br/><br/>
Introduction to work study. 

 - Geneva,  1974. 
 - xix, 436 p.  illus. 
<br/><br/><label>ISBN: </label>9221000117 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Work measurement.
<br/><br/><label>Dewey Class. No.: </label>658.542 ILO