000 00324nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a621.3819535 Z39
100 _aZDONIK,S.B
245 0 _aREADINGS IN OBJECT ORIENTED DATA BASE SYSTEMS
260 _aCALIFORNIA
_bMOGAN KAUFMANN
_c1990
300 _a28X21
942 _cBK
_2DDC
999 _c24055
_d24055