00359nam a2200145 a 450000500170000002000150001708200160003210000260004811000200007424500290009425000120012326000330013530000270016870000180019520251203110612.0  a0072283637  a005.74bSIL  aSilberschatz, Abraham  aKorth, Henry F.  aDatabase System Concepts  a4th ed.  aNew DelhibMcGraw-Hillc2002  axxiv,1064p.c26 cm. PB  aSudarshan, S.