[Fitz04] 100 Industrial-Strength Tips and Tools. Sebastopol, CA:O’Reilly, July 2004, ISBN: 978-0596007119. . XML Hacks:
[Harold03] 50 Specific Ways to Improve Your XML. Boston:Addison-Wesley, October 2003, ISBN: 978-0321150400. . Effective XML:
[Harold04] Sebastopol, CA:O’Reilly, October 2003, ISBN: 978-0596007645. . XML in a Nutshell.
[Kay08] Indianapolis, IN:Wrox, May 2008, ISBN: 978-0470192740. . XSLT 2.0 and XPath 2.0 Programmer’s Reference.
[Maler95] From Text to Model to Markup. Prentice Hall, December 1995, ISBN: 978-0596004200. This book is out of print. However, the information on document schema modeling is still relevant and has not been superseded to date. Although the book is out of print, the authors have made an online version available at: http://www.xmlgrrl.com/publications/DSDTD/index.html . Developing SGML DTDs:
[Ray03] Second Edition, Sebastopol, CA:O’Reilly, September 2003, ISBN: 978-0596004200. . Learning XML.
[Stayton07] Sagehill Enterprises, 2007, ISBN: 978-0974152134. The essential guide to the DocBook XSL stylesheets. . DocBook XSL: The Complete Guide. Fourth Edition,
[Tidwell08] Second Edition, Sebastopol, CA:O’Reilly, June 2008, ISBN: 978-0596527211. . XSLT.
[Vlist03] Sebastopol, CA:O’Reilly, July 2003, ISBN: 978-0596004217. . RELAX NG.