Globally harmonized system of classification and l 

 - New York   UN           2003 
 - 443p Bibliography: P 421-43  cm. 
<br/><br/><label>ISBN: </label>9211168406 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Chemical<br/>Industrial Economics