Fix incomplete sentence in reference docs of association resources.

Fixes #372.

Author: mamachanko

src/main/asciidoc/repository-resources.adoc

@@ -324,7 +324,7 @@ The `GET` method supports the following media types:
 [[repository-resources.association-resource.supported-methods.put]]
 ==== `PUT`
 
-The `PUT` method binds the resource pointed to by the given URI(s) to the resource. This
+The `PUT` method binds the resource pointed to by the given URI(s) to the association resource (see Supported Media Types).
 
 ===== Custom Status Codes