Hill, John W. <br/><br/>
Chemistry for changing times 
Jihn W. Hill 
<br/><br/> FACULTAD DE ZOOTECNIA 
<br/><br/><label>ISBN: </label>8087-0836-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Química
<br/><br/><label>Dewey Class. No.: </label>540  / HIL 1975