Chopra, G. L. <br/><br/>
A text book of Gymnosperms :  including exhaustive comparison for degree class / 
G. L. Chopra. 
 - Delhi :  S. Nagin,  c 1978. 
 - ii, 226 p. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>337  337 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany.
<br/><br/><label>Dewey Class. No.: </label>585 / G1t