000 00289nam a2200121Ia 4500
100 _aCardenas, Alfonso F.
020 _a0-205-16106-0
942 _cBK
245 _aData base management systems
260 _aAllyn and bacon, Inc, Boston
_c1979
082 _a001.64 Car
300 _aviii;519
999 _c11167
_d11167