000 00397nam a22001337a 4500
999 _c2271
_d2271
008 200217b ||||| |||| 00| 0 eng d
020 _a0-03-063424-5
040 _cd
082 _222
_a001.64
245 _aUnderstanding computer and data processing
_bToday and Tomorrow
_cCharles S.Parker
260 _aNew York
_bHilt Rinehart and Wiston
_c1984
300 _axix,523p
_bill,;
_c26cm
942 _2ddc
_cBK