Gupta, J.B. <br/><br/>
Electrical installation, estimating and costing in S.I. Units  J.B. Gupta. 

 - 4th ed. 
 - Ludhiana  Katson Publishing House  1983 
 - viii, 308p., ill. 23cm. 
<br/><br/><label>Dewey Class. No.: </label>352.923,  / G96E