Ramakrishnan, P.S. <br/><br/>
Ecology and sustainable development 
/ by P.S. Ramakrishnan. 
 - New Delhi :  National Book Trust,  2001. 
 - x, 198 p. 46 plates ;  22 cm. 
 - Popular Science. .
<br/><br/><label>ISBN: </label>8123736223 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sustainable development; Ecology.
<br/><br/><label>Dewey Class. No.: </label>333.95 RAM  / 1935