TY  - BOOK
ED  - Audio Visual Source
TI  - Basic electricity [video cassette] : direct current circuits
U1  - 621.319 BAS 19-- 
PY  - 1900///
CY  - England
PB  - Audio Visual Source
KW  - Electric circuits
KW  - Direct current
N1  - Colour recording systems: VHS/NTSC
ER  -