The Oxford Dictionary of Music by 
Historical Dictionary of Baroque Music by 
Historical Dictionary of the American Music Industry by 
The Oxford History of Western Music by 
Encyclopedia of Contemporary Christian Music by 
The Cambridge Encyclopedia of Historical Performance in Music by 
Encyclopedia of Latin American Popular Music by 
Felix Mendelssohn Bartholdy by Use it as a starting point to provide basic background information. Provides links to reference books your topic. It may also link out to journal articles found in the library's many databases.
Cambridge Companions to Music provide clear and accessible information on composers, instruments or musical topics, written with the student, the performer and the music lover in mind.
Music Online: Classical Music Reference Library
Reference materials spanning the entire history of Western classical music, including full-text of Baker's Dictionary of Music, Baker's Biographical Dictionary of Musicians, and Baker's Student Encyclopedia of Music
Peer-reviewed reference resources, including Grove Music Online encyclopedia, with comprehensive coverage of music, musicians, music-making, and music scholarship
