1980 annual book of ASTM standards:   Paper; packaging; business copy products Part-20 

 - Philadelphia:   American Society for Testing and Materials,   1980  
 - xx, 954p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metals 
<br/><br/><label>Subjects--Index Terms: </label>Science  
<br/><br/><label>Universal Decimal Class. No.: </label>R 006(73)ASTM