Tyagi, Sanjiv <br/><br/>
From gray to green : new thoughts on environment 
Tyagi, Sanjiv 
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 - Excel Books, New Delhi  2010 
 - 212 p 
 - .
<br/><br/>  
<br/><br/><label>ISBN: </label>9  295 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Management
<br/><br/><label>Dewey Class. No.: </label>333.7E  TYA