Nair, P.K.G. <br/><br/>
Principles of Environmental Biology 

 - Bombay  Himalaya Publishing House  1990 
 - 188 
<br/><br/><label>ISBN: </label>8170401712 
<br/><br/><label>Publisher. No.: </label> Govind Books 
<br/><br/><label>Subjects--Personal Names: </label> Zoology 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology