00389nam a2200121Ia 4500100002100000942000700021654002900028245002800057260004200085546001200127999001700139952011100156  aLevin Richard B   cBK  aComputer Virus  handbook  aComputer Virus Handbook  bOsborne Mc graw HillaNew Delhic1991  aENGLISH  c28457d28457  001040708CRCaCRCEbCRCEc1429 | 33d2023-03-17g150.00l0o p6416r2023-03-17v150.00w2023-03-17yBK