Cita APA (7a ed.)

Duckett, J. (2011). HTML & CSS: Design and build websites. Wiley.

Cita Chicago Style (17a ed.)

Duckett, Jon. HTML & CSS: Design and Build Websites. Indianapolis, IN: Wiley, 2011.

Cita MLA (8a ed.)

Duckett, Jon. HTML & CSS: Design and Build Websites. Wiley, 2011.