Cita APA (7th ed.)

Escher, W. (1982). 20 Jazz-Duette. Schott.

Cita Chicago (17th ed.)

Escher, Wolf. 20 Jazz-Duette. Mainz [u.a.]: Schott, 1982.

Cita MLA (8th ed.)

Escher, Wolf. 20 Jazz-Duette. Schott, 1982.