000 00315nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aRajesh Trehan
245 0 _aI.T Hand Book
250 _a1st Ed
260 _aNew Delhi
260 _bCyber Tech
260 _c2002
650 _aI.T Hand Book
942 _cREF
999 _c22159
_d22159