# Working in the References Page

In the References page of the Web deployment descriptor editor, you can add or remove references to:

- an EJB (Enterprise Java™ Bean)
- a Web service
- an external resource
- a message destination
- an administered object

You can also use this page to specify binding information, properties, and extensions for the WebSphere Application Server

For more detailed information about adding and removing references, see Defining References in J2EE Modules.

For more information about binding and extension properties, refer to the following related tasks:

Related tasks
Defining WebSphere bindings
Defining WebSphere Extension Properties
Defining WebSphere Extension Properties for Servlets
Defining JNDI bindings

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