Ashfaq, Haroon. <br/><br/>
Switchgear and protection 

 - Delhi :  Khanna Publisher,  2009 
 - 233. 
<br/><br/><label>ISBN: </label>9789380016078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Applied physics
<br/><br/><label>Dewey Class. No.: </label>621.3191  / ASH