TY  - BOOK
AU  - Billups,G.
AU  - Sampson, M. T.
TI  - Electronics, third level
SN  - 0091403413
U1  - 621.381 
PY  - 1979///
CY  - London
PB  - Hutchinson
KW  - Physics
N1  - Include index.
ER  -