000 00368 a2200157 4500
020 _a9813005998
082 _a004.16
_bDYS
090 _c498
_d567
100 _aDyson, Peter
245 _aUnderstanding the norton utilities 6
250 _a2nd
260 _aSingapore
_bTech
_c1992
_g1992
300 _axxviii,542p.
_c23cm
650 _aCOMPUTER SCIENCE
942 _cSR
999 _c29694
_d29694