TY  - MUSIC
AU  - Stallings,William
TI  - Network and internetwork security: principles and practice 
SN  - 0131800507
AV  - TK5105.5 
PY  - 1995///
CY  - Englewood Cliffs, N.J.
PB  - Prentice Hall
KW  - Computer networks
KW  - Security measures
KW  - Computer security
N1  - References : p. 449-456
ER  -