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

 - 2 Ed. 
 - New Delhi  Khanna Publishers  2012 
 - 911p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MECHANICAL
<br/><br/><label>Dewey Class. No.: </label>621.47