Kind of old news at this point, but it has been floating around in my inbox./begin---The Library of Congress is pleased to announce "LCCN Permalink" -- a new persistent URL service for creating links to bibliographic records in the Library of Congress Online Catalog using the Library of Congress Control Number (LCCN).LCCN Permalink is a convenient way to cite items from the Library's collection in your bibliographies, reference guides, emails, blogs, databases, web pages, etc.