Rashid, A <br/><br/>
Introduction to pteridophyta: Diversity, development and differentiation 

 - 2 
 -  Vikas Publications, New Delhi  1999 
 - 425 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pteridophyta; Botany
<br/><br/><label>Dewey Class. No.: </label>587  RAS-I2