Cita APA (7a ed.)

Hülsmann, J. (2019). Modern Piano Improvisation. Advance Music.

Cita Chicago Style (17a ed.)

Hülsmann, Julia. Modern Piano Improvisation. Mainz: Advance Music, 2019.

Cita MLA (8a ed.)

Hülsmann, Julia. Modern Piano Improvisation. Advance Music, 2019.