APA (7th ed.) Citation

Doppler, F. (1992). Nocturne op. 19 for flute, violin, horn (or cello) and piano. Masters Music Publ.

Chicago Style (17th ed.) Citation

Doppler, Franz. Nocturne Op. 19 for Flute, Violin, Horn (or Cello) and Piano. Boca Raton, Fla: Masters Music Publ, 1992.

MLA (9th ed.) Citation

Doppler, Franz. Nocturne Op. 19 for Flute, Violin, Horn (or Cello) and Piano. Masters Music Publ, 1992.

Warning: These citations may not always be 100% accurate.