00323nam a2200121 a 450000500170000002000180001708200170003510000170005224500440006926000380011330000280015170000220017920251203110925.0  a9780070587410  a006.312bBER  aBerson, Alex  aData warehousing and data mining & olap  aNew DelhibTata Mcgraw-Hillc1997  axxvic612p.c24 cm.bPB  aSmith, Stephen J.