WHO guidelines on good agricultural and collection practices (GACP) for medicinal plants / 
World Health Organization. 
 - Ginebra, Sui. :  OMS,  2003. 
 - 72 p. 
<br/><br/><label>ISBN: </label>92-4-154627-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plantas Medicinales --Agricultura.
<br/><br/><label>Dewey Class. No.: </label>633.88  / W927