The Merck index  : an encyclopedia of chemicals and drugs 

 - 9 ed. 
 - Rahway, N.J. :  Merck,  1976 
 - 1313 p.  ; apénd. 
<br/><br/><label>LCCN: </label>34557 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Química--Diccionarios.
<br/><br/><label>Dewey Class. No.: </label>540.3  / M4 1976