Cita APA (7a ed.)

Sadie, S. (1998). The New Grove Dictionary of Opera. Macmillan.

Cita Chicago Style (17a ed.)

Sadie, Stanley. The New Grove Dictionary of Opera. London [u.a.]: Macmillan, 1998.

Cita MLA (8a ed.)

Sadie, Stanley. The New Grove Dictionary of Opera. Macmillan, 1998.