Cita APA

Chopin, F. F. 1., & Popper, D. 1. (1945). Nocturne in E flat major, op. 9, no.2 for cello and piano. New York: International Music.

Citación estilo Chicago

Chopin, Fryderyck Franciszek 1810-1849, y David 1843-1913 Popper. Nocturne in E Flat Major, Op. 9, No.2 for Cello and Piano. New York: International Music, 1945.

Cita MLA

Chopin, Fryderyck Franciszek 1810-1849, y David 1843-1913 Popper. Nocturne in E Flat Major, Op. 9, No.2 for Cello and Piano. New York: International Music, 1945.