000 00286nam a2200121Ia 4500
008 220201s1991 xx 000 0 eng d
082 _a004
_bDHE
100 _aDheenadayalu, R
245 0 _aComputer science
260 _bTata Mc Graw Hill Pub. Co
_c1991
300 _a132
942 _2ddc
999 _c84705
_d84705