Who. <br/><br/>
IARC Monographs On The Evaluation of the Carcinogenic Risk of Chemicals to Humans Some Food Additives, Feed Additives and naturally Occurring Substances vol - 31  Textual Documents 

 -  W.H.O.  1983 
 - 314. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Dewey Class. No.: </label>614  / WHO