Ray, Subir   <br/><br/>
Electrical power system :  concepts, theory and practice / 
Subir Ray 
 - New Delhi :  Prentice-Hall of India,  2007 
 - xvii, 646p. :  ill.  ;  24cm. 
<br/><br/><label>ISBN: </label>8120329899 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric power systems