APA引文

 Shelly, G. B. (2010).  HTML, XHTML, and CSS: Comprehensive.  Course Technology.

Trích dẫn kiểu Chicago

 Shelly, Gary B.  HTML, XHTML, and CSS: Comprehensive.  Course Technology, 2010.

MLA引文

 Shelly, Gary B.  HTML, XHTML, and CSS: Comprehensive.  Course Technology, 2010.

警告：这些引文格式不一定是100％准确.