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"?>
    <alllinks galcontinue="B&#039;z|4750" />
      <page pageid="1408" ns="0" title="Lyrics" />
      <page pageid="2365" ns="0" title="B&#039;z/Holy Night ni Kuchizuke wo" />
      <page pageid="3146" ns="0" title="B&#039;z/Yami no Ame" />
      <page pageid="4015" ns="0" title="B&#039;z/Moukarimakka" />
      <page pageid="4231" ns="0" title="B&#039;z/Super Love Song" />
      <page pageid="4743" ns="0" title="B&#039;z/Friction" />
      <page pageid="4746" ns="0" title="B&#039;z/Junjou Action" />
      <page pageid="4747" ns="0" title="B&#039;z/Kuroi Seishun" />
      <page pageid="4748" ns="0" title="B&#039;z/Mangetsu yo Terase" />
      <page pageid="4749" ns="0" title="B&#039;z/Perfect Life" />