The xinclude:href attribute

• Identifies the document to be included

• The xinclude prefix is bound to the http://www.w3.org/1999/XML/xinclude namespace URI.

<book xmlns:xinclude="http://www.w3.org/1999/XML/xinclude">
  <title>Processing XML with Java</title>
  <chapter xinclude:href="dom.xml"/>
  <chapter xinclude:href="sax.xml"/>
  <chapter xinclude:href="jdom.xml"/>
</book>