TY  - BOOK
AU  - Thomas,Thomas M.
TI  - Network security first-step
SN  - 1587200996 (pbk.)
AV  - TK5105.59 .T495 2004
U1  - 005.8 22
PY  - 2004///
CY  - New Delhi
PB  - Pearson Education
KW  - Computer networks
KW  - Security measures
N1  - Includes index
ER  -