Biekert, E Hellmann, H Ley, H <br/><br/>
ULLMANNS Encyklopadie der technischen Chemie,Band 2 
/ Bartholome, E (et al) 
 - Bergstr  Verlag Chemie  1972 
 - xix,764 p. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>3527200029 
<br/><br/><label>Dewey Class. No.: </label>660.3  / ULL