Art resource containing Grove Art Online, The Oxford Companion to Western Art, The Concise Oxford Dictionary of Art Terms, and The Encyclopedia of Aesthetics, with access to more than 23,000 subject entries, 21,000 biographies, 500,000 bibliographic citations, 40,000 image links and 5,000 images.
The entire text of The Dictionary of Art, ed. Jane Turner (1996, 34 vols.) and The Oxford Companion to Western Art, ed. Hugh Brigstocke (2001).
Oxford Encyclopedia of the Islamic World. John L. Esposito, Editor in chief. New York: Oxford University Press, 2009.