Martin, W. (1998). Data Warehousing: Data Mining - OLAP. MTP-Verlag.
Cita Chicago (17th ed.)Martin, Wolfgang. Data Warehousing: Data Mining - OLAP. Bonn: MTP-Verlag, 1998.
Cita MLA (8th ed.)Martin, Wolfgang. Data Warehousing: Data Mining - OLAP. MTP-Verlag, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.