Cosma Home > Communication > Knowledge > Form > General > Reference


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

  • NEW ONLINE: Carrie Chapman Catt Papers
    on March 18, 2019 at 2:15 pm

    The papers of suffragist and political strategist Carrie Chapman Catt, including her time as president of the National American Woman Suffrage Association, have been digitized and are now available online for the first time from the Library of Congress. The collection includes about 9,500 items dating primarily from 1890 to 1920 as Catt helped lead the fight for a federal suffrage amendment. The Catt Papers are online at: […]

  • Latest News: Emilio and Gloria Estefan Honored
    on March 15, 2019 at 12:20 pm

    Celebrated international superstars Emilio and Gloria Estefan, the 2019 recipients of the Library of Congress Gershwin Prize for Popular Song, were the subject of a tribute concert by some of the nation’s top artists at an all-star celebration in the nation’s capital Wednesday evening, March 13. The PBS broadcast of the concert will air on May 3. Click here for more information. Lea acerca de este evento en español. […]

  • Latest News: New Associate Librarian Appointed
    on March 12, 2019 at 5:47 pm

    Librarian of Congress Carla Hayden has appointed Robin L. Dale to the position of Associate Librarian for Library Services effective April 1, 2019. Click here for more information. […]

  • Latest News: New Book on Suffrage Movement
    on March 8, 2019 at 3:10 pm

    Celebrating International Women’s Day and the upcoming centennial celebration of the 19th Amendment guaranteeing women’s right to vote, Rutgers University Press announced today the publication of “Shall Not Be Denied: Women Fight for the Vote,” in association with the Library of Congress. The book is the official illustrated companion to the Library of Congress exhibition of the same name and will be published June 4 to coincide with the exhibit’s opening. The […]

  • Latest News: Applications for Teacher-in-Residence
    on March 7, 2019 at 3:58 pm

    The Library of Congress is seeking applications from current civics teachers for a Teacher-in-Residence position within its Learning and Innovation Office during the 2019-20 school year. Click here for more information. […]