Byrd, W., Noone, M. J., & Quinney, R. (2008). Gradualia (1607). Musica Omnia.
Lua i Stíl Chicago (17ú heag.)Byrd, William, Michael J. Noone, agus Robert Quinney. Gradualia (1607). [Cambridge, MA]: Musica Omnia, 2008.
Lua MLA (8ú heag.)Byrd, William, et al. Gradualia (1607). Musica Omnia, 2008.
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