Langit, L., Goff, K. S., Mauri, D., Malik, S., & Welch, J. (2011). Smart Business Intelligence Solutions with Microsoft® SQL Server® 2008. Microsoft Press.

Langit, Lynn, Kevin S. Goff, Davide Mauri, Sahil Malik, و John Welch. Smart Business Intelligence Solutions With Microsoft® SQL Server® 2008. Microsoft Press, 2011.

Langit, Lynn, et al. Smart Business Intelligence Solutions With Microsoft® SQL Server® 2008. Microsoft Press, 2011.