Globally harmonised system of classification and labelling of chemic als (GHS) 

 - 4th rev. ed. 
 - New York :  United Nations,   c2009. 
 - vi, 561 p. :  ill. (some col.) ;   30 cm. 
<br/><br/><label>ISBN: </label>9789211170429 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemicals-- Classification.<br/>chemicals-- Labeling.