Clerc J M <br/><br/>
Intorduction to working conditions and envirnment 

 - Geneva  I L O          1985 
 - xx, 323p  cm. 
 - International Labour, Organisation, publication .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Work Study
<br/><br/><label>Dewey Class. No.: </label>X:89MA, M5