Indian Standards Institution <br/><br/>
Indian standard specification for variable resistors part I general requirements and methods of tests  capacitors and resistors for electronic equipment sectional committee, LTDC 6 

 - Indian Standards Institution, New Delhi  1979 
 - 50 
<br/><br/><label>Dewey Class. No.: </label>IS:8872(pt.I)-1977 621.315 I.S.I.