Working conditions and environment :   a workers' education manual. 

 - Geneva :  International Labour Office (ILO) ,  1983 
 - vi, 81p. :  ill. ;  24 cm.  
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9221031896 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Work environment<br/>Industrial hygiene
<br/><br/><label>Gov. Doc. Class. No.: </label>UN ILO-55461