1. Allgemeine Deutsche Biographie (ADB). 56 vols. Munich: Duncker und Humblot, 1875–1912. Reprint, Munich, 1967–1971.
2. Mendelssohns Eintreten für Händel.;Altmann,;Die Musik,1912
3. American Heritage Dictionary of the English Language, ed. William Morris. New York: American Heritage/Houghton Mifflin, 1969.
4. Anonymous. [Account of Christmas music in Berlin Cathedral], 1843. AMZ 46 ( January 1844), col. 79.