APA (7th ed.) Citation

Byrd, W., Noone, M. J., & Quinney, R. (2008). Gradualia (1607). Musica Omnia.

Chicago Style (17th ed.) Citation

Byrd, William, Michael J. Noone, and Robert Quinney. Gradualia (1607). [Cambridge, MA]: Musica Omnia, 2008.

MLA (8th ed.) Citation

Byrd, William, et al. Gradualia (1607). Musica Omnia, 2008.