000 00322nam a2200121Ia 4500
008 150331s2011 xx 000 0 und d
100 _aGupta, S.
245 _aIntroduction to Cryptography and Network Security
250 _a2 nd
260 _aNew Delhi
_bS. K. Kataria and Sons
_c2011
300 _a209
942 _2ddc
_cBK
_04
999 _c1947
_d1947