Guru,D D and Ahsan, Qamar <br/><br/>
Energy and economic development/ 
by D D Guru and Qamar Ahsan 
 - Delhi  : Amar prakashan  , 1987 
 - 257pages 
<br/><br/><label>ISBN: </label>81085061053 
<br/><br/><label>Dewey Class. No.: </label>333.790 954 GUR/E