Munzinger Online Memorial days Kindler Encyclopaedia of literature Present-day composers (KDG) Individuals Lexicon of pop music
Naxos Works Database Naxos Works Database is an online catalogue of classical music works, with a wealth of detail like duration, instrumentation, publisher and work introductions.
Oxford Music Online Encyclopedia of Popular Music New Grove Dictionary of Jazz (2. ed.) New Grove Dictionary of Music and Musicians (2. ed.) New Grove Dictionary of Opera Oxford Companion to Music Oxford Dictionary of Music
Dictionary of Hymnology An essential reference resource for scholars of global hymnody, with information on the hymns of many countries and languages, and a strong emphasis on the historical as well as the contemporary.