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

 -  Khanna Publishers,  c1994. 
 - 0  ill. ; 
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>LC Class. No.: </label>4302 
<br/><br/><label>Dewey Class. No.: </label>333.7