title: Django request to find previous referrer
body: <p>I am passing the request to the template page.In django template how to pass the  last page from which the new page was initialised.Instead of history.go(-1) i need to use this</p>
  
  <pre><code> {{request.http referer}} ??
  
   &lt;input type="button" value="Back" /&gt; //onlcick how to call the referrer 
  </code></pre>