Rashid, A <br/><br/>
Introduction to pteridophyta: Diversity and differentiation / 
Rashid, A 
 - 2 ed. 
 -  Vikas Publications, New Delhi,  1999 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pteridophyta; Botany
<br/><br/><label>Dewey Class. No.: </label>587 RAS-I2