American drug index 2012 / 
edited by Norman F. Billups and Shirley M. Billups. 
 - 56th ed. 
 - Missouri :  Wolters Kluwer Health,  2011. 
 - xiii, 1202 p. ;  21 cm. 
<br/><br/><label>ISBN: </label>9781574393279  RM269.05 1574393278 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drugs--catalogs.--United States<br/>Pharmaceutical Preparations--catalogs.