000 00268nam a2200109Ia 4500
008 220201s1987 xx 000 0 eng d
100 _aStaff, WSI
245 0 _aIbm pc at users handbook
260 _bNew Delhi : BPB Publication
_c1987
300 _a11.14
942 _2ddc
999 _c84972
_d84972