TY  - SER
TI  - Security world
PY  - 1986///
CY  - Ann Arbor, Michigan
PB  - University Microfilms International
KW  - Factories
KW  - Protection
KW  - Periodicals
KW  - Police, Private
N1  - On microfiche header: No. of publication UMI# 1823
ER  -