The United States Pharmacopeial Convention <br/><br/>
The United States Pharmacopeia USP (34)/The Natioanl Formulary NF (29) : Supplement 1&2 

 - The United States Pharmacopeial Convention, Rockvilley  2011 
<br/><br/><label>Dewey Class. No.: </label>615.1173 USP/NF