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"?>
<api>
  <query-continue>
    <allredirects garcontinue="Book_18_-_Job_Chapter_15." />
  </query-continue>
  <query>
    <pages>
      <page pageid="304" ns="0" title="Before Abraham was, I am" />
      <page pageid="11" ns="0" title="Behaviour of Demons" />
      <page pageid="338" ns="0" title="Being in the form of God" />
      <page pageid="17038" ns="0" title="Bible Study A-C" />
      <page pageid="2346" ns="0" title="Book 18 - Job" />
      <page pageid="2355" ns="0" title="Book 18 - Job Chapter 10." />
      <page pageid="2356" ns="0" title="Book 18 - Job Chapter 11." />
      <page pageid="2357" ns="0" title="Book 18 - Job Chapter 12." />
      <page pageid="2358" ns="0" title="Book 18 - Job Chapter 13." />
      <page pageid="2359" ns="0" title="Book 18 - Job Chapter 14." />
    </pages>
  </query>
</api>