Chopin Fryderyk Franciszek & Higgins, T. (1974). Preludes, opus 28: An authoritative score, historical background, analysis, views and comments. Norton.
Dyfyniad Arddull ChicagoChopin Fryderyk Franciszek and Thomas Higgins. Preludes, Opus 28: An Authoritative Score, Historical Background, Analysis, Views and Comments. New York: Norton, 1974.
Dyfyniad MLAChopin Fryderyk Franciszek and Thomas Higgins. Preludes, Opus 28: An Authoritative Score, Historical Background, Analysis, Views and Comments. Norton, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.