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Note: Your favorite library probably has access to Ex Libris Primo or a similar system.



General Reference, Foundations


Portal, Dictionary, Thesaurus, Glossary, Encyclopedia, Introduction, Outline, Search


Locating Fair and Balanced Sources (Internet Public Library)

These are organized by a classification scheme developed exclusively for Cosma. More…



Library of Congress Research and Reference Services
Library of Congress Reference Shelf
Library of Congress Alcove 9: An Annotated List of Reference Websites

Refdesk Reference Shelves on the Net
Refdesk Essential Reference Tools
Refdesk Quick Reference
Refdesk Indispensable Links

Wolfram Alpha

Project Gutenberg

Wikipedia’s Reference Desk
Wikipedia’s Reference Works Category
Wikipedia’s General Reference Portal


reference : something (as a sign or indication) that refers a reader or consulter to another source of information (as a book or passage) — Webster See also OneLook, Free Dictionary, Wiktionary


Roget’s II (, Merriam-Webster Thesaurus, Visuwords


Reference work A reference work is a compendium of information, usually of a specific type, compiled in a book for ease of reference.Reference work. — Wikipedia

Ready reference are reference materials used in answering reference questions that can be answered by a reference librarian in one or two minutes by providing a fact or piece of information found in a single source shelved for convenience in a separate location near the reference desk rather than in the reference stacks Reference work. — Online Dictionary for Library and Information Science



WorldCat, Library of Congress, UPenn Online Books, Open Library



Great Sites for Kids (ALA)


OER Commons: Open Educational Resources


Reference Librarian (US Occupational Outlook Handbook)


General Reference Works (David Nordloh, American Literary Scholarship)
Google Scholar




Library of Congress Research and Reference Services
Library of Congress Reference Shelf
Library of Congress Alcove 9: An Annotated List of Reference Websites




Reference Librarianship in Star Wars
Jedi Master ‘Madame’ Jocasta Nu



Latest News - Recent Updates Latest News - Recent Updates

  • Latest News: Library Acquires Jessye Norman Papers
    on May 17, 2019 at 1:15 pm

    World renowned opera singer and recitalist Jessye Norman has donated thousands of items documenting her illustrious 50-year career to the Library of Congress. The acquisition was announced on Thursday evening during a conversation with the celebrated soprano in the Coolidge Auditorium before an enthusiastic crowd. The audience listened to Norman discuss her decades-long career, her role as a trailblazer in classical music and her passion for mentoring young artists. The program was part of the […]

  • Latest News: Ricard Ford Awarded Library Prize...
    on May 16, 2019 at 2:45 pm

    Librarian of Congress Carla Hayden announced today that Richard Ford, author of “Independence Day” – the first novel to win both the Pulitzer Prize and the PEN/Faulkner Award – will receive the Library of Congress Prize for American Fiction during the 2019 Library of Congress National Book Festival on Aug. 31. Click here for more information. […]

  • Latest News: AP Dispatches Online
    on May 15, 2019 at 5:22 pm

    Historical news reports and breaking news bulletins published by the Washington bureau of The Associated Press from 1915 to 1930, documenting a full chronology of world and national events, have been digitized and are now available online from the Library of Congress. The collection includes news dispatches from key moments in history, from the sinking of the Lusitania ocean liner in 1915, drawing the U.S. into World War I, through the roaring 1920s to the stock market crash of 1929 and the […]

  • Latest News: Simon Martin Named to Early Americas...
    on May 14, 2019 at 3:48 pm

    The John W. Kluge Center at the Library of Congress today announced the appointment of Simon Martin, an anthropologist and specialist in Maya hieroglyphic writing, as the 2019-2020 Jay I. Kislak Chair for the Study of the History and Cultures of the Early Americas. Martin will begin his tenure in November 2019. Click here for more information. […]

  • Latest News: VHP Experience Honors D-Day at 75
    on May 11, 2019 at 11:30 am

    In commemoration of the 75th anniversary of D-Day, the Allied invasion of Normandy during World War II, the Veterans History Project (VHP) at the Library of Congress today launched an interactive online experience that features unique journeys of veterans who were part of the invasion. The digital efforts include an interactive Story Map, “D-Day Journeys: Personal Geographies of D-Day,” and a new online website feature, “D-Day: 75th Anniversary.”  The Story Map […]