Plastics in difference selected extracts from current scientific literature 1966-168    
/ Deference Scientific Information & Documentation Centre   
 - Delhi:   Deference Scientific Information & Documentation Centre,    1969 
 - iii, 143p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industries 
<br/><br/><label>Subjects--Index Terms: </label>Plastics  
<br/><br/><label>Universal Decimal Class. No.: </label>678.5:355.45(048)  / K9