Ullmann's encyclopedia of industrial chemistry 

 - 6th, completely revised edition 
 - Weinheim :  Wiley-VCH,  2003 
 - 40 v. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>3527303855  RM29969.10 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry, Technical--Encyclopedias