Sams Teach Yourself Web Publishing with HTML and XHTML in 21 Days, Fourth Edition is a new edition of the best-selling book that started the whole HTML/Web publishing phenomenon. The entire book has been revised and refined to freshen up its appearance and to bring it up-to-date with current Web publishing practices and technologies. Yet all the original style, flavor, and features that have made this book so popular since its first edition are retained and expanded upon.

Laura Lemay is the world's most popular author on HTML and Web development topics. In addition to the best-selling Teach Yourself Web Publishing books she is also co-author of the Sams Teach Yourself Java in 21 Days and Sams Teach Yourself Perl in 21 Days.

Rafe Colburn is a programmer and author working in North Carolina. He is the author of Special Edition Using SQL and Sams Teach Yourself CGI in 24 Hours and co-author of Sams Teach Yourself Perl in 21 Days.