Theraja B. L & Theraja A.K <br/><br/>
A Textbook of Electrical Technology in S.I System of Units 
/B.L & A.K Theraja 
 - 24th ed 
 - Ram Nagar, New Delhi India;  S.Chand & Company PVT. LTD;  2017 
 - xxxii,2750p.ill;  25.2cm 
<br/><br/><label>ISBN: </label>978-93-525-3179-0