TY  - BOOK
AU  - IS: 2032(part IV)-1964
TI  - Graphical symbols used in electrotechnology
PY  - 1965///
CY  - ISI
PB  - New Delhi
UR  - http://14.139.222.13:80/cgi-bin/koha/opac-detail.pl?biblionumber=4201
ER  -