000 00406nam a2200169Ia 4500
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020 _aNCST
040 _aMAIN
082 _a774
100 _aDATE,C.J
_936322
245 0 _aINTRODUCTION TO DATABASE SYSTEMS
250 _a3
260 _bAW
_c1981
_aREADING,MASSACHUSETTS
300 _b574
440 _aSYSTEMS PROGRAMMING SERIES
_936323
942 _cBK
999 _c43193
_d43193