Mallach, E. (2000). Decision support and data warehouse systems. Irwin/Mcgraw-Hill.
Lua i Stíl Chicago (17ú heag.)Mallach, Efrem. Decision Support and Data Warehouse Systems. Boston: Irwin/Mcgraw-Hill, 2000.
Lua MLA (9ú heag.)Mallach, Efrem. Decision Support and Data Warehouse Systems. Irwin/Mcgraw-Hill, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.