Subrahmanyam;N.S.,Sammbamurty;A.V.S.S., <br/><br/>
Ecology  English 

 - 2nd ed 
 - New Delhi  Narosa publishing  2017 
 - V pg 
<br/><br/><label>ISBN: </label>978-81-7319-740-6 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Biology