APA (7th ed.) Zitazioa

Freeman, B. (1940). Studies and improvisations. Robbins Music Corporation.

Chicago Style (17th ed.) Zitazioa

Freeman, Bud. Studies and Improvisations. Nueva York: Robbins Music Corporation, 1940.

MLA (9th ed.) Zitazioa

Freeman, Bud. Studies and Improvisations. Robbins Music Corporation, 1940.