APA (7th ed.) Citation

Chopin, F., & Biret, I. (1990). Etudes Op.10 and Op.25. HNH International.

Chicago Style (17th ed.) Citation

Chopin, Frederic, and Idil Biret. Etudes Op.10 and Op.25. Munich, Germany: HNH International, 1990.

MLA (9th ed.) Citation

Chopin, Frederic, and Idil Biret. Etudes Op.10 and Op.25. HNH International, 1990.

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