Odum, Eugene P  and Barrett, Gary W. <br/><br/>
Fundamentals of Ecology 

 - 5th ed. 
 - New Delhi  Cengage Learning  2005 
 - xviii, 596 p. 
<br/><br/><label>ISBN: </label>9788131500200 
<br/><br/><label>Publisher. No.: </label> Vidyarthi Books 
<br/><br/><label>Subjects--Personal Names: </label> Zoology 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science