Houghton, P. <br/><br/>
Medicinal Plants of The World : Valerian  Textual Documents 

 - 1st ed. 
 - New York  CRC Press  2012 
 - 142. 
<br/><br/><label>ISBN: </label>9789057021701   
<br/><br/><label>Subjects--Index Terms: </label>Medicinal Plants 
<br/><br/><label>Dewey Class. No.: </label>581.634  / HOU