Vashishta, P. C. . <br/><br/>
Botany  for  Degree  Students  : Pteridophyta 

 - 1st /   2008    . 
 - Delhi:  S. Chand  &  Company  Limited,  2008. 
 - 628p. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Botany, Vascular  Seedless  Plants. 
<br/><br/><label>Dewey Class. No.: </label>587