TY  - BOOK
AU  - Hughes Edward
AU  - John Hiley
AU  - Keith Brown 
AU  - Ian McKenzie Smith
TI  - Hughes electronic and electronic technology 
SN  - 978013143975
AV  - TK146.H8 2005 
PY  - 2005///
CY  - England
PB  - Peason education limited 
N1  - Appendix,Index
ER  -