Cita APA (7th ed.)

Norman, J., Te Kanawa, K., Caballe, M., & Carreras, J. (1993). Opera magic: The best of opera. Philips.

Cita Chicago (17th ed.)

Norman, Jessie, Kiri Te Kanawa, Monserrat Caballe, i Jose Carreras. Opera Magic: The Best of Opera. [S.l.]: Philips, 1993.

Cita MLA (9th ed.)

Norman, Jessie, et al. Opera Magic: The Best of Opera. Philips, 1993.