Johri,R.M. <br/><br/>
A Textbook of Pteridophyta 
by R. M. Johri 
 - 1st Ed.   Rep. 
 - New Delhi:  Dominant Publishers & Distributors (P) Ltd,  2012. 
 - 265p.:  15cm. 
<br/><br/><label>ISBN: </label>9789380642659 
<br/><br/><label>Subjects--Index Terms: </label>Specific topics in natural history,Botany 
<br/><br/><label>Dewey Class. No.: </label>581