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

 - Delhi  Khanna publisher  1979 
 - 696  XV 
<br/><br/><label>ISBN: </label>9788174090737 
<br/><br/><label>Subjects--Personal Names: </label><br/>Mechanical
<br/><br/><label>Dewey Class. No.: </label>333.794 RAI