Cita APA (7a ed.)

Schmitt, C. (2008). Professional CSS: Cascading style sheets for Web design (2nd ed.). Wiley Pub..

Cita Chicago Style (17a ed.)

Schmitt, Christopher. Professional CSS: Cascading Style Sheets for Web Design. 2nd ed. Indianapolis, IN: Wiley Pub., 2008.

Cita MLA (8a ed.)

Schmitt, Christopher. Professional CSS: Cascading Style Sheets for Web Design. 2nd ed. Wiley Pub., 2008.