000 00526nam a2200217Ia 4500
008 230524s9999 xx 000 0 und d
020 _a0070533904
040 _cUDSM
050 _aQA76.5.S272
100 _aSchnake, M. A.
245 0 _aData-processing concepts
260 _aNew York
260 _bMcGraw-Hill Book Company
260 _c1973
300 _axi,483p.
300 _c23cm.
650 _aElectronic data processing
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c47588
_d47588