The United States pharmacopeia :  the national formulary : supplement. 

 - 27th ed. 
 - Rockville, Md. :  United States Pharmacopeial Convention,   c2009. 
 - various pages ;  28 cm.  
<br/><br/> Includes indexes.  
<br/><br/><label>ISSN: </label>0195-7996  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pharmacopoeias--United States. <br/>Medicine--Formulae, receipts, prescriptions.--United States
<br/><br/><label>Dewey Class. No.: </label>615.1173 UNI