You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information.
<?xml version="1.0"?>
      <page pageid="8" ns="0" title="Downloads" />
      <page pageid="23" ns="0" title="Linux v6" />
      <page pageid="20" ns="0" title="Mac OS X v6" />
      <page pageid="5" ns="0" title="Manuals" />
      <page pageid="6" ns="0" title="Manuals/RMCProfile v4" />
      <page pageid="18" ns="0" title="New Topic" />
      <page pageid="15" ns="0" title="Topics:Main Page" />
      <page pageid="16" ns="0" title="Topics:Useful Information" />
      <page pageid="21" ns="0" title="Windows v6" />