Chouhan,D S;Srivastava,S K <br/><br/>
Nonconventional energy resources 

 - 2 
 -   New Age International (P) Ltd, Publishers New Delhi  2009 
 - 226 
<br/><br/><label>ISBN: </label>570 
<br/><br/><label>Dewey Class. No.: </label>621.042 CHO-N2