Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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