add event subscriber reference link

bicpi · bicpi · commit 8944b33e8220 · 2013-12-15T11:13:03.000+01:00
diff --git a/cookbook/form/dynamic_form_modification.rst b/cookbook/form/dynamic_form_modification.rst
@@ -167,8 +167,8 @@ Adding an Event Subscriber to a Form Class
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 For better reusability or if there is some heavy logic in your event listener,
-you can also move the logic for creating the ``name`` field to an event
-subscriber::
+you can also move the logic for creating the ``name`` field to an
+:ref:`event subscriber <event_dispatcher-using-event-subscribers:ref:>`::
 
     // src/Acme/DemoBundle/Form/Type/ProductType.php
     namespace Acme\DemoBundle\Form\Type;
