Das, R R. <br/><br/>
Concepts of environmental science : based on UGC model curriculum  for undergraduate courses 

 - New Delhi  Paragon international  2005 
 - xi, 227 
<br/><br/><label>ISBN: </label>8189253050 
<br/><br/><label>Subjects--Topical Terms: </label><br/>UGC,curriculum, fo, undergraduat, courses
<br/><br/><label>Dewey Class. No.: </label>628.5  DAS;1  R