Cita APA (7th ed.)

Argerich, L. (2002). Professional PHP 4. Wrox Press.

Cita Chicago (17th ed.)

Argerich, Luis. Professional PHP 4. Birmingham, UK: Wrox Press, 2002.

Cita MLA (9th ed.)

Argerich, Luis. Professional PHP 4. Wrox Press, 2002.