Encyclopaedia of occupational health and safety 
edited by Luigi Parmeggiani. 
 - Geneva  International Labour Office  1983 
 - V.1 (231p.); 28cm. 
<br/><br/><label>ISBN: </label>9221032906. 
<br/><br/><label>Dewey Class. No.: </label>363.1003  / E74E