00445 a2200169 4500 067721 OSt 20211231115453.0 005.74 S64D Singh, S.K. Database systems by S.K. Singh New Delhi Pearson 2006 867p. Database design; Database management; Database security; Databases ddc BK 1592 1592 0 0 ddc 0 0 TXB CURAJ CURAJ 2012-03-07 CSC 399.00 8 005.74 S64D 2007 2026-06-02 2026-05-19 2020-09-02 BK