TY  - BOOK
ED  - Engineering Industry Training Board.
TI  - Electrical assembly and wiring for engineering craftsmen
T2  - Instruction manual, module G.4
U1  - 621.3 E57e 
PY  - 1969///
CY  - Watford 
PB  -  Engineering Industry Training Board 
KW  -  Electrical engineering
ER  -