Cita APA (7th ed.)

Schafer, S. M. (2005). Web standards programmer's reference: HTML, CSS, JavaScript, Perl, Python, and PHP. Wiley Pub.

Cita Chicago (17th ed.)

Schafer, Steven M. Web Standards Programmer's Reference: HTML, CSS, JavaScript, Perl, Python, and PHP. Indianapolis: Wiley Pub, 2005.

Cita MLA (8th ed.)

Schafer, Steven M. Web Standards Programmer's Reference: HTML, CSS, JavaScript, Perl, Python, and PHP. Wiley Pub, 2005.