APA (7th ed.) Citation

Chopin, F., & Kupiec, E. Nocturne op. 62 nr. 2.

Chicago Style (17th ed.) Citation

Chopin, Frédéric, and Ewa Kupiec. Nocturne Op. 62 Nr. 2.

MLA (9th ed.) Citation

Chopin, Frédéric, and Ewa Kupiec. Nocturne Op. 62 Nr. 2.

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