Youngken, Heber W. <br/><br/>
Pharmaceutical Botany /  
Heber W. Youngken 
 - U.K.  P. Blakiston's Son & Co,  2012. 
 - 33 p :  16 cm. 
<br/><br/><label>ISBN: </label>9781231244074 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicinal plants
<br/><br/><label>LC Class. No.: </label>QV 766