00467    a2200133   4500020001500000082001600015100002400031245015200055250001200207260005800219300001900277650001900296650001800315  a0879301945  a005.84bJAC  aJacobson, Robert V.  aThe PC virus control handbookba technical guide to detection, identification, disinfection, and investigation includes model policy and procedures  a2nd ed.  aSan FranciscobMiller Freeman Publicationc1990g1990  aix,166p.c23cm  aComputer virus  aData security