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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



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    on September 24, 2018 at 2:21 pm

    Librarian of Congress Carla Hayden today announced that husband-and-wife team Emilio and Gloria Estefan are the next recipients of the Library of Congress Gershwin Prize for Popular Song. The honorees represent two historic firsts for the prize – the first time it has been awarded to a married couple or to musicians-songwriters of Hispanic descent. Click here for more information. Click here for a Spanish-language version of the release. […]

  • Latest News: New Visiting Kluge Scholars
    on September 21, 2018 at 5:27 pm

    The John W. Kluge Center in the Library of Congress has welcomed a new cohort of scholars who will be in residence during the fall and winter. They will be involved in research, conversations with lawmakers and their staff, as well as in programs for the public. Click here for more information. […]

  • Latest News: Teachers at the Library of Congress...
    on September 18, 2018 at 10:00 pm

    In celebration of the new school year, the Library of Congress welcomed two teachers from Connecticut and Idaho to work closely with the Library’s primary sources collections in Washington, D.C. Click here for more information. […]

  • Latest News: New Educational Apps
    on September 11, 2018 at 4:54 pm

    The Library of Congress, in collaboration with educational organizations, today announced the launch of two new web- and mobile-based applications related to Congress and civics for use in K-12 classrooms. Click here for more information. […]

  • LIVE Sept. 12: Kluge Prize Ceremony CORRECTION
    on September 11, 2018 at 3:06 pm

    Drew Gilpin Faust – historian, former Harvard University president and author of the Bancroft Prize-winning book “This Republic of Suffering: Death and the American Civil War” – will accept the John W. Kluge Prize for Achievement in the Study of Humanity. In accepting the prize, Faust will speak about the importance of the humanities, the challenges facing college and university campuses today and questions that have motivated her scholarly work. The ceremony will be […]