Vasishta, P C <br/><br/>
Botany for degree students, Vol.4: Vascular cryptogams (Pteridophyta) / 
Vasishta, P C 
 - 2 ed. 
 -  S Chand & Co. Ltd., New Delhi,  1972 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pteridophyta; Botany
<br/><br/><label>Dewey Class. No.: </label>587 VAS-B2.4