Cita APA (7a ed.)

Beaulieu, A. (2009). Learning SQL, 2nd Edition (2nd edition.). O'Reilly Media, Inc.

Cita Chicago Style (17a ed.)

Beaulieu, Alan. Learning SQL, 2nd Edition. 2nd edition. O'Reilly Media, Inc, 2009.

Cita MLA (9a ed.)

Beaulieu, Alan. Learning SQL, 2nd Edition. 2nd edition. O'Reilly Media, Inc, 2009.