000 00287nam a2200109Ia 45e0
008 181001s1987 xx 000 0 und d
100 _aAshton etc.
245 0 _aD. Base programming utilities
260 _aDelhi
_bB.P.B publ.
_c1987
300 _a108
942 _2ddc
_cBK
999 _c3919
_d3919