Willard, W. (2013). HTML: A beginner's guide (Fifth edition.). McGraw-Hill Education.
Cita Chicago (17th ed.)Willard, Wendy. HTML: A Beginner's Guide. Fifth edition. New York: McGraw-Hill Education, 2013.
Cita MLA (9th ed.)Willard, Wendy. HTML: A Beginner's Guide. Fifth edition. McGraw-Hill Education, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.