TY  - BOOK
AU  - Hsiao D K
AU  -  Kerr D S
AU  -  Madnick S E
TI  - Computer security
U1  - D65,8(B)2:82, L9 
PY  - 1979///
CY  - New York    
PB  -  Academic Press       
KW  - computer
ER  -