TY  - BOOK
AU  - Marston, R.M
TI  - Security Electronics: circuits manual 
SN  - 750630078
U1  - 621.38928 MAR 
PY  - 1998///
CY  - Oxford
PB  - Newness
KW  - Electronic Engineering
KW  - Technology
N1  - Includes Index
ER  -