Sawhney, G. S. <br/><br/>
Non-conventional energy resources 
G. S. Sawhney 
 - New delhi, India  PHI Learning Private Limited  2012 
 - xi, 272 p.  ill.  24cm. 
<br/><br/> Includes bibliography and index. 
<br/><br/><label>ISBN: </label>9788120346093 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Power resources--Environmental aspects<br/>Renewable energy sources<br/>Solar energy