Brij Gopal <br/><br/>
Elements of ecology 

 - New Delhi  : Vikas Publishing House,  1979 
 - 200p. 
<br/><br/><label>ISBN: </label>0 7069 0754 X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology - Botany <br/>| Ecology <br/>| Population ecology <br/>| Applied ecology <br/>| Community Dynamics<br/>| Ecosystem 
<br/><br/><label>Dewey Class. No.: </label>581.5 B868E