Ninth conference on standardisation, research & training in rural electrification held at New Delhi from <23=twentythree> to <24=twentyfour> April <1981=one thousand nine hundred eightyone> - Agenda papers 

 - New Delhi  Rural Electrification corporation Ltd.  1981 
 - 122p 
<br/><br/><label>Universal Decimal Class. No.: </label>621.3  / RUR.81