Oxford Music OnlineIntegrated music resource including the full text of The New Grove Dictionary of Music and Musicians, The New Grove Dictionary of Opera and The New Grove Dictionary of Jazz. Provides links to related sites, including sound archives and illustrations.
Music Online: Classical Music Reference LibraryMore than 30,000 pages of essential reference materials, spanning the entire history of Western classical music, including: Baker's Dictionary of Music, Baker's Biographical Dictionary of Musicians, and Baker's Student Encyclopedia of Music.
Music Online: The Garland Encyclopedia of World MusicThis encyclopedia surveys world music by region and topics. This comprehensive resource contains more than 9,000 pages of material, combined with entries by more than 700 experts. It also includes audio examples.