Ramakrishnan, P. S. <br/><br/>
Ecology and Sustainable Development : 
working with Knowledge Systems 
 - New Delhi  National Book Trust  2001 
 - 217 
<br/><br/><label>ISBN: </label>9788123752570 
<br/><br/><label>Publisher. No.: </label> National Book Trust 
<br/><br/><label>Subjects--Personal Names: </label> Environmental Science 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science