Page redirect based on referrer
You could add a redirect in the .htaccess file if you're using Apache. Something like this: 

&lt;IfModule mod_rewrite.c&gt;
  RewriteEngine on
  RewriteCond %{HTTP_REFERER} .*abc.com  [NC]
  RewriteRule .* http://example.com/abc  [R] 
&lt;/IfModule&gt;