United States Pharmacopeia USP XXII and NF XVII, Supplement-4 

 - 18th 
 - Rockville  USP  1991 
 - 2540p 
<br/><br/> Hardcover 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>615.11  / UNS