00283nam a2200121Ia 4500100002900000250000600029654002000035245003700055260003400092082001400126300000900140546001200149  aKorth/ H./ Silberschatz   a4  aDatabase system  aDatabase Systems Concepts 4th ed  bMc Graw HillaNew Delhic2002  a5.74bKOR  a1064  aENGLISH