Cita APA (7th ed.)
Duckett, J., & Heath-Camp, B. (2011). HTML & CSS: Design and Build Websites. John Wiley & Sons.
Cita Chicago (17th ed.)
Duckett, Jon, i Betty Heath-Camp. HTML & CSS: Design and Build Websites. Canada: John Wiley & Sons, 2011.
Cita MLA (9th ed.)
Duckett, Jon, i Betty Heath-Camp. HTML & CSS: Design and Build Websites. John Wiley & Sons, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.