Kumar, H D  . <br/><br/>
Modern concepts of ecology /  
H. D. Kumar. 
 - 6th ed /   . 
 - New Delhi :   Vikas Publishing House ,   1989. 
 - vi, 386p. :   tables and picture ;   20cm .  
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label> NULL (Hb) 
<br/><br/><label>Subjects--Index Terms: </label>ECOLOGY 
<br/><br/><label>Dewey Class. No.: </label>577  / KUM/M