Chemical industries  

 - 22dn ed.  
 - London:   Leonard Hill Limited,   1949 
 - 352p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical technology
<br/><br/><label>Subjects--Index Terms: </label>Fuels  Materials  
<br/><br/><label>Universal Decimal Class. No.: </label>66.0  / H9