TY  - BOOK
AU  - Stallings, William
TI  - Network security essentials: Applications and standards 
SN  - 139780137067923
AV  - TK5105.59 .S725 2011
PY  - 2011///
CY  - Boston
PB  - Pearson
KW  - Network security
N1  - Includes index
ER  -