Garg, Santosh Kumar <br/><br/>
Environmental studies and green technologies 
Santosh Kumar Garg 
 - 3rd ed. 
 - Delhi  Khanna publishers  2015 
 - xx, 548p. 
<br/><br/><label>ISBN: </label>9788174092267  349 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EVS<br/>Green technology
<br/><br/><label>Dewey Class. No.: </label>363.7  / GAR