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="E_cigarettes" />
  </query-continue>
  <query>
    <pages>
      <page ns="0" title="Best Inversion Table" missing="" />
      <page ns="0" title="Best electronic cigarette" missing="" />
      <page ns="0" title="Cease Cigarette smoking These days? You&#039;re Likely To Require Some Assist!" missing="" />
      <page ns="0" title="College Directory and Information on Physician Assistant Profession" missing="" />
      <page ns="0" title="Compiling Rifidi with JDK 6.0 update 4" missing="" />
      <page ns="0" title="Customers views about e cigarette" missing="" />
      <page ns="0" title="Diagnostic Radiologist Salary" missing="" />
      <page ns="0" title="E Cigarette" missing="" />
      <page ns="0" title="E Cigarette Starter Kit" missing="" />
      <page pageid="445" ns="0" title="Developer&#039;s Guide" />
    </pages>
  </query>
</api>