Johnson, Rebecca L. <br/><br/>
National Geographic Guide To Medicinal Herbs  :The Worlds Most Effective Healing Plants 

 - Washington :  National geographic society ,      2010. 
 - 383p.  : col. ill. 
<br/><br/> Indexes and additional information 350p. 
<br/><br/><label>ISBN: </label>9781426207471  
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Digestive system<br/> Mental health<br/>Botany