Introduction to work study 

 - 3rd 
 - Geneva  ILO            1978 
 - xiv, 442p.  cm. 
<br/><br/><label>ISBN: </label>922101939X 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labour Economics
<br/><br/><label>Dewey Class. No.: </label>X:9-26, J7;L8