This template is designed to be a meta-template, used to construct U.S. Government attribution message templates like and . It could be used directly in an article. Parameters agency (required) - name of agency (or reference source) that produced material url (optional) - URL of reference policy (optional) - URL of re-use policy of agency or reference source comment (optional) - free field that produces parenthesized comment at end article (optional) - the title of the reference author (optional) - author of reference accessdate (optional) - date page last checked source (optional) - free field at end at shuts off most other arguments: useful for inline use of Usage See also Sandbox for experimental edits Test to see if experiments worked Templates created using Include-USGov