SINGH, ONKAR <br/><br/>
CHALLENGES AND STRATEGIES FOR SUSTAINABLE ENERGY EFFICIENCY AND ENVIRONMENT 

 - ND  NEW AGE  2006 
 - 519  HB 
<br/><br/><label>ISBN: </label>8122419100 
<br/><br/><label>Dewey Class. No.: </label>720.47  / SIN-C