Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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