Rashid, A. <br/><br/>
An Intoduction to Pteridophyta 
Diversity and Differentiation 
 - New Delhi  Vikas Publishing House Pvt Ltd  1976 
 - 275 
<br/><br/><label>Publisher. No.: </label> Premier Book Shop 
<br/><br/><label>Subjects--Personal Names: </label> Botany 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany