Kothari, D. P.; Nagrath, I. J. <br/><br/>
Modern power system analysis 

 - 4th 
 - New Delhi  Tata MacGraw Hill  2011 
 - 776 
<br/><br/><label>ISBN: </label>9780071077750 
<br/><br/><label>Dewey Class. No.: </label>621. 3191 KOT