Mason.C.R. <br/><br/>
The Art &Science Of Protective Relaying. 

 - 1st Ed. 
 -  Wiley Eastern Ltd.  1956 
 - 564p.  20.5 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>ELEC
<br/><br/><label>Index Terms--Genre/Form: </label><br/>D-10
<br/><br/><label>Universal Decimal Class. No.: </label>MAS