Power system protection / 
edited by the Electricity Council 
 - London :  MacDonald,  1969 
 - 3 v. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> PND 5.25(v.1-2)  PND 3.15(v.3) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric power systems--Protection
<br/><br/><label>Dewey Class. No.: </label>621.3178