Chopra, G L <br/><br/>
Class book of gymnosperms:   Including exhaustive comparisons for degree classes with 167 illustrations and 7 photo plates 

 - 14th ed. 
 - Delhi:   S Nagin & Co,   1972 
 - 184+iiip, 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gymnosperms
<br/><br/><label>Subjects--Index Terms: </label>Coniferophyta 
<br/><br/><label>Universal Decimal Class. No.: </label>582.42  / L2