Rai, G.D <br/><br/>
Non-conventional energy resources / 

 - 5th ed 
 - New Delhi,  Khana Publishers,  c2016. 
 - ill. ;  xviii, 912 p. ;  21.5 cm. 
<br/><br/><label>ISBN: </label>8174090738 
<br/><br/><label>LC Class. No.: </label>19302-19306 
<br/><br/><label>Dewey Class. No.: </label>333.7919