Sambamurty, A. V. S. S. <br/><br/>
Textbook of bryophytes, pteridophytes, gymnosperms and paleobotany / 

 - New Delhi :  IK international ,  2005. 
 - 573p 
<br/><br/><label>ISBN: </label>8188237450 
<br/><br/><label>Subjects--Index Terms: </label>Bryophytes, Pteridophytes, Gymnosperms, Paleobotany