[Book] add note about services and the service container in the form …

…chapter
symfony · Apr 6, 2014 · 4afd8a4 · 4afd8a4
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commit 4afd8a4
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diff --git a/book/forms.rst b/book/forms.rst
@@ -1101,6 +1101,12 @@ Defining your Forms as Services
 Defining your form type as a service is a good practice and makes it really
 easy to use in your application.
 
+.. note::
+
+    Services and the service container will be handled
+    :doc:`later on in this book </book/service_container>`. Things will be
+    more clear after reading that chapter.
+
 .. configuration-block::
 
     .. code-block:: yaml