APA (7th ed.) Citation

Paderewski, I. J., Rudkowksi, M., & Radziejewska, A. (2007). Complete songs. Dux.

Chicago Style (17th ed.) Citation

Paderewski, Ignacy Jan, Mariusz Rudkowksi, and Anna Radziejewska. Complete Songs. Warsaw: Dux, 2007.

MLA (9th ed.) Citation

Paderewski, Ignacy Jan, et al. Complete Songs. Dux, 2007.