Theraja B.L. And Theraja A K <br/><br/>
Textbook Of Electrical Technology: In S.I. System Of Units 

 -  S.Chand & Company Ltd.  2010 
<br/><br/><label>ISBN: </label>9788121924412 
<br/><br/><label>Universal Decimal Class. No.: </label> / 621.3 THE.10