Elgerd, Olle I. <br/><br/>
Electric energy systems theory  an introduction 

 - New Delhi  Tata McGraw-Hill  1978 
 - xviii, 564 p. 
<br/><br/> Includes appendix, references and index 
<br/><br/><label>Dewey Class. No.: </label>SC/ST D66,1 L1;1