000 00236nam a2200109Ia 4500
020 _a8181282329
082 _a005.82
100 _aBUCHMANN, JOHANNES.A
245 _aINTRODUCTION TO CRYPTROGRAPHY
260 _aSINGAPUR
_c2001
942 _cBK
999 _c2146
_d2146