Vasishta P C <br/><br/>
Botany for degree students. Vol. 5. Gymnosperms 

 - New Delhi, India  S. Chand and Company Limited  2001 
 - 500p. 
 -  Vol. 5 .
<br/><br/><br/>RSPEE 
<br/><br/><label>ISBN: </label>0-7069-9618-6 
<br/><br/><label>Source: </label>TextBook