"Elgerd, Olle I" <br/><br/>
Electric Energy Systems 

 - Second 
 - New Delhi  Tata McGraw  1982 
 - "xviii, 533" 
<br/><br/><label>ISBN: </label>007099286X 
<br/><br/><label>Dewey Class. No.: </label>621  / 31 ELG