Key Engene George  <br/><br/>
Principles of electricity  

 - New York   Barnes & Noble Books  1967 
<br/><br/><label>ISBN: </label>0-06-460118-8 
<br/><br/><label>LC Class. No.: </label>621.3/KEY 
<br/><br/><label>Dewey Class. No.: </label>621.3/KEY