Kumar H. D <br/><br/>
Modern concepts of Ecology 
English 
 - 	New Delhi   Vikas Publishing House,   1977. 
 - 201 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Study and teaching<br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>574.5 K9603 M  / 22897