000 00294nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a005.82
100 _aPachghare
245 0 _aCryptography and Information Security
250 _a1
260 _bPhi Learning, New Delhi
_c2009
942 _cBK
999 _c21493
_d21493