Ahmad, Shehzad  <br/><br/>
Encyclopaedia of Ecology, Vol-2 

 - 1st 
 - New Delhi  Anmol Publications  2006 
 - 364p. 
<br/><br/><label>ISBN: </label>9788126127160 
<br/><br/><label>Dewey Class. No.: </label>333.71  / Ahm-E