TY  - BOOK
AU  - Fites,Philip E
AU  - Brebner,Alan F.
AU  - Kratz,Martin P.J.
TI  - Control and security of computer information systems
U1  - 005.8 
PY  - 1989///
CY  - New York, NY.
PB  - Computer Science Press
KW  - Computadores
ER  -