Duckett, J. (2011). HTML & CSS: Design and build websites. Wiley.
Lua i Stíl Chicago (17ú heag.)Duckett, Jon. HTML & CSS: Design and Build Websites. Indianapolis, IN: Wiley, 2011.
Lua MLA (8ú heag.)Duckett, Jon. HTML & CSS: Design and Build Websites. Wiley, 2011.
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