000			00396 a2200157 4500
020			_a9780072976045
082			_a005.8 _bCAR
090			_c3101 _d3818
100			_aCarr, Houston H.
245			_aData communications and network security
260			_aBoston _bMcGraw-Hill _c2007 _g2007
300			_axxxiv, 526p. _c26cm.
650			_aDATA SECURITY
700			_aSnyder, Charles A.
942			_cL
999			_c32129 _d32129