00757nam0-22002651i-450-99000210395040332120060407102312.0000210395FED01000210395(Aleph)000210395FED0100021039520030910d1990----km-y0itay50------baengUSDatabase systemsprinciples, design and implementationCatherine M. RicardoNew YorkMacmillan Publishing Company1990576 p.25 cmRicardo,Catherine M.88962ITUNINARICAUNIMARCBK99000210395040332162 518.1 RICDEPA 6549DAGEADAGEADatabase systems394655UNINA