Oxford Music Online is an integrated package of three important music reference publications: Grove Music Online, Oxford Companion to Music, Oxford Dictionary of Music.
MGG (Die Musik in Geschichte und Gegenwart) is a German-language encyclopedia offering in-depth, up-to-date articles on music, with connections to literature, philosophy, visual arts, and other related areas of study.
The Bloomsbury Encyclopedia of Popular Music of the World offers a globally inclusive overview of historical and contemporary popular music around the world.
African American Music Reference is a collection of books on the history and culture of African American music and musicians from the 1600s to the present.
Music Online: Reference brings together a variety of essential music reference materials, spanning the entire history of Western classical music, in a unified online database. Included are the authoritative reference titles Baker's Dictionary of Music, Baker's Bibliographical Dictionary of Musicians, and Baker's Student Encyclopedia of Music.