Cita APA

Pratt, P. J. (2005). A guide to SQL. Boston, MA: Thomson/Course Technology.

Chicago Style Citation

Pratt, Philip J. A Guide to SQL. Boston, MA: Thomson/Course Technology, 2005.

Cita MLA

Pratt, Philip J. A Guide to SQL. Boston, MA: Thomson/Course Technology, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.