Elgerd, Olle I <br/><br/>
Basic electric power engineering 

 - California  Addison - Wesley  1977 
 - 495p. 
<br/><br/><label>ISBN: </label>0201017172 
<br/><br/><label>Subjects--Index Terms: </label>Electric power  Electric energy 
<br/><br/><label>Universal Decimal Class. No.: </label>621.31  / ELG