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"?>
    <allredirects garcontinue="Simple_DVB_with_Gstreamer_and_GNU_Radio|262" />
      <page pageid="44" ns="0" title="Cryogenic Cooling fir Microwave Frontends" />
      <page pageid="45" ns="0" title="Mibile Radio Control Panel" />
      <page pageid="68" ns="0" title="APT Receiver Using GNU Radio and USRP" />
      <page pageid="165" ns="0" title="S-band Receiver Station" />
      <page pageid="179" ns="0" title="DATV" />
      <page pageid="230" ns="0" title="Gstreamer Cheatsheet" />
      <page pageid="257" ns="0" title="High Quality Screen capture with ffmpeg" />
      <page pageid="285" ns="0" title="Gstreamer Cheat Sheet" />
      <page pageid="297" ns="0" title="Logitech HD Webcam Cxxx" />
      <page pageid="351" ns="0" title="Bonecam 2" />