000 00291nam a2200109 4500
020 _a81854458690
082 _a020 SAT/INF
100 _aSatyanarayana, R
245 _aInformation technology and its facets
_cby Satyanarayana, R
260 _aNew Delhi
_bManak publication
_c1996
942 _cBK
999 _c380972
_d380972