National Centre for EarlyMusic. [14 November 2014]. (原始内容存档于2014-11-09). Harry Haskell, "EarlyMusic", The New Grove Dictionary of Music and Musicians, second
ambient music, but early drone music influenced the origin of ambient. See the other note from Cambridge History of Twentieth-Century Music (Cook & Pople 2004
6–22. Good, Edward (2005) "What did Cristofori call his invention?," EarlyMusic 33.1: 95–97. Hubbard, Frank (1967) Three Centuries of Harpsichord Making
and the Patronage of French Princes. EarlyMusic History: Volume 22: Studies in Medieval and Early Modern Music. 2003: 145–146. Communiqué du duc d’Anjou