TY  - BOOK
AU  - Marston, R. M. (Raymond Michael),
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 0-434-91214-X (paperback)
SN  - 2
PY  - 1988///.46
CY  - London
PB  - Heinemann Professional Publishing
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Electronic alarm systems
N1  - 5
ER  -