APA Style
Shelly, Gary B.. (2011).
HTML, XHTML, and CSS Comprehensive, 6th ed. (6).
USA:
Course Technology.
Chicago Style
Shelly, Gary B..
HTML, XHTML, and CSS Comprehensive, 6th ed..
6
USA:
Course Technology,
2011.
Text.
MLA Style
Shelly, Gary B..
HTML, XHTML, and CSS Comprehensive, 6th ed..
6
USA:
Course Technology,
2011.
Text.
Turabian Style
Shelly, Gary B..
HTML, XHTML, and CSS Comprehensive, 6th ed..
6
USA:
Course Technology,
2011.
Print.