APA (7th ed.) Citation

Donizetti, G., Souliotis, E., Horne, M., Ghiaurov, N., Alexander, J., & Varviso, S. (1970). Anna Bolena. Decca.

Chicago Style (17th ed.) Citation

Donizetti, Gaetano, Elena Souliotis, Marilyn Horne, Nicolai Ghiaurov, John Alexander, and Silvio Varviso. Anna Bolena. London: Decca, 1970.

MLA (9th ed.) Citation

Donizetti, Gaetano, et al. Anna Bolena. Decca, 1970.