00356    a2200121   4500020001500000082001700015100002100032245007400053260004600127300002200173650002200195700001700217  a0953113612  a658.478bCHA  aChambers, Andrew  aAuditing the it environmentbassessing and measuring risk and control  aSpilsbybManagement Audit Ltdc1994g1994  axii, 324p.c23cm.  aComputer Security  aRand, Graham