Kumar, H.D. <br/><br/>
Modern concepts of ecology  

 - 8th ed. 
 - New Delhi  Vikas Publishing House Pvt Ltd  1977 
 - x,478p.  22cm 
<br/><br/><label>ISBN: </label>0706986768 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology<br/>Natural science and mathematics
<br/><br/><label>Dewey Class. No.: </label>577  / KUM