Journal of chemical documentation 
/ American Chemical Society, January 1962 
 -  American Chemical Society,  
 - 54p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Chemical 
<br/><br/><label>Universal Decimal Class. No.: </label>D 002:54(082.2)(73)  / K2