Uppal, S.L <br/><br/>
Electrical Power (Generation, transmission, distribution, switchgear and protection, utilization of electrical energy and electric traction). Ed - 6 

 - Delhi  Khanna Publishers  1976 
 - xiii+1740p 
<br/><br/><label>Universal Decimal Class. No.: </label>621.3.016.2  / UPP.76