Johri, R.M., <br/><br/>
A textbook of Pteridophyta 

 - 1st /   2012. 
 - Delhi:  Dominant Publishers and Distributors (p) ltd.,  2012. 
 - 267. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Botany, Pteridophyta. 
<br/><br/><label>Dewey Class. No.: </label>587