Cita APA (7a ed.)
Duckett, J., & Heath-Camp, B. (2011). HTML & CSS: Design and Build Websites. John Wiley & Sons.
Cita Chicago Style (17a ed.)
Duckett, Jon, y Betty Heath-Camp. HTML & CSS: Design and Build Websites. Canada: John Wiley & Sons, 2011.
Cita MLA (9a ed.)
Duckett, Jon, y Betty Heath-Camp. HTML & CSS: Design and Build Websites. John Wiley & Sons, 2011.
Precaución: Estas citas no son 100% exactas.