Singh, Sanjay Kumar . <br/><br/>
Gymnosperms And PalaeoBotany /  Textual Documents 
Sanjay Kumar Singh. 
 - Ist ed. / 
 - New Delhi :  Campus Books International ,  2009. 
 - 208pg ;  19cm. 
<br/><br/><label>ISBN: </label>81-8030-145-1 
<br/><br/><label>Subjects--Index Terms: </label>Gymnosperms PalaeoBotany Botany Deptt- Botany 
<br/><br/><label>Dewey Class. No.: </label>585  / Si 64 Gy