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.
Atenció: Aquestes cites poden no estar 100% correctes.