APA (7th ed.) Citation

Chopin, F., & Egorov, J. Etüden in E flat major, op. 10, no. 3.

Chicago Style (17th ed.) Citation

Chopin, Frédéric, and Jurij Egorov. Etüden in E Flat Major, Op. 10, No. 3.

MLA (9th ed.) Citation

Chopin, Frédéric, and Jurij Egorov. Etüden in E Flat Major, Op. 10, No. 3.

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