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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"?>
<api>
  <query-continue>
    <allimages gaicontinue="2013-PPI-HQ-revenues&amp;expenses.pdf" />
  </query-continue>
  <query>
    <pages>
      <page pageid="20917" ns="6" title="File:!pp.png" />
      <page pageid="20552" ns="6" title="File:010.jpg" />
      <page pageid="20545" ns="6" title="File:10367710 760982603936029 172146614589201955 n.jpg" />
      <page pageid="4295" ns="6" title="File:194856 448777418504652 1827711958 o.jpg" />
      <page pageid="20551" ns="6" title="File:2012-10-04 13.42.13.jpg" />
      <page pageid="20550" ns="6" title="File:2012-10-04 13.42.39.jpg" />
      <page pageid="20668" ns="6" title="File:2012-PPI-HQ-financial-statements.pdf" />
      <page pageid="20666" ns="6" title="File:2012-PPI-HQ-revenues&amp;expenses.pdf" />
      <page pageid="20664" ns="6" title="File:2012.pdf" />
      <page pageid="20669" ns="6" title="File:2013-PPI-HQ-financial-statements.pdf" />
    </pages>
  </query>
</api>