000 00396nam a2200157Ia 4500
008 210901s2007 xx 000 0 eng d
020 _a8174969835
082 _a004 MAD
100 _aMadan, Sushila
245 0 _aInformation technology
250 _a4th ed.
260 _aNew Delhi
_bTaxmann Publications Pvt. Ltd.
_c2007
300 _a479p.
650 _aComputer science
942 _2ddc
_cBK
999 _c26979
_d26979