Cita APA (7a ed.)

Butler, T., & Yank, K. (2017). PHP & MySQL: Novice to ninja (6th edition.). SitePoint Pty. Ltd.

Cita Chicago Style (17a ed.)

Butler, Tom, y Kevin Yank. PHP & MySQL: Novice to Ninja. 6th edition. Collingwood, Victoria: SitePoint Pty. Ltd, 2017.

Cita MLA (9a ed.)

Butler, Tom, y Kevin Yank. PHP & MySQL: Novice to Ninja. 6th edition. SitePoint Pty. Ltd, 2017.