APA (7th ed.) Citation

Chopin, F., & Kisin, E. I. Nocturne in C sharp minor, op. 27 no. 1.

Chicago Style (17th ed.) Citation

Chopin, Frédéric, and Evgenij Igorevič Kisin. Nocturne in C Sharp Minor, Op. 27 No. 1.

MLA (9th ed.) Citation

Chopin, Frédéric, and Evgenij Igorevič Kisin. Nocturne in C Sharp Minor, Op. 27 No. 1.

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