Parihar, N. S. <br/><br/>
Pteridophytes /  
N.S. Parihar 
 - 5th ed. 
 - Allahabad :  Central Book Depot,  c1973. 
 - vi, 331 p. :  ill. ;  22 cm. 
 - An introduction to embryophyta,   v.2.  .
<br/><br/>Includes bibliography and index 
<br/><br/><label>ISBN: </label> IRs 5.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pteridophyta
<br/><br/><label>Dewey Class. No.: </label>587  / PAI 1973