Vajpayee, Om Shankar <br/><br/>
Teridophyta / 
Vajpayee, Om Shankar 
 -  Uttar Pradesh Hindi Granth Academy, Lucknow 
 - 393 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>587  / BAJT