00346nam a2200121Ia 4500008004100000020001900041082001700060100001700077245004000094260004700134300002100181650002200202240817s9999    xx            000 0 und d  a 81-85015-58-9  a001.64 D11,i  aDate , C. J. 3aAn Introduction to Database Systems  c1992a New Delhib Narosa publishing house  aV.1. xxx, 580 p.  a Computer Science