Hill, John W. <br/><br/>
Chemistry for changing times / 
John W. Hill ; contributions by Cynthia S. Hill. 
 - 5a.ed. 
 - New York :  McMillan Publishing Company,  c1988 
 - xv, 122 p. :  il. ;  24 cm. 
<br/><br/>Incluye índice 
<br/><br/><label>ISBN: </label>0023550104 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Química