TY  - BOOK
AU  - x, x
AU  - English Language Service
TI  - Engineering: Electrical Engineering
SN  - x
U1  - 621.3/E37 
PY  - 1966///
CY  - London
PB  - Collier - Macmillan
KW  - Electric Engineering
KW  - Electronics
N1  - x
ER  -