NA <br/><br/>
Indian stardatd codes :  ETD32- Electrical appliances IEC/TC 59,61 and 72 

 -  c. 2006 
 - ill. ;  NA  24 cm. 
 -  Vol. 3 .
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>LC Class. No.: </label>7464 
<br/><br/><label>Dewey Class. No.: </label>683.83