WHO guidelines on good collection practices (GACP) for medical plants 
/ World Health Organization 
 - Geneva:   World Health Organization,   2003 
 - vi, 72p. 
<br/><br/><label>ISBN: </label>9241546271 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Subjects--Index Terms: </label>Ecological Personnel 
<br/><br/><label>Universal Decimal Class. No.: </label>633.88  / P3