APA (7th ed.) Citation

Moniuszko, S., Wolski, W., Greszta, J., Wagner, J., Sobczak, D., Szlenkier, T., & Wajrak, P. (2019). Halka: Opera in four acts. Dux.

Chicago Style (17th ed.) Citation

Moniuszko, Stanisław, Wladimir Wolski, Jacek Greszta, Jolanta Wagner, Dorata Sobczak, Tadeusz Szlenkier, and Piotr Wajrak. Halka: Opera in Four Acts. Warsaw: Dux, 2019.

MLA (9th ed.) Citation

Moniuszko, Stanisław, et al. Halka: Opera in Four Acts. Dux, 2019.