000 00293nam a2200121Ia 4500
008 220201s1998 xx 000 0 eng d
082 _a020
_bSAT
100 _aSatyanarayan, B
245 0 _aInformation technology
260 _aNew Delhi
_bSmo Publication
_c1998
300 _a235
942 _2ddc
999 _c27377
_d27377