APA (7. basım) Alıntı

Bourne, J., & Kennedy, M. (1998). Who's who in opera: A guide to opera characters. Oxford University Press.

Chicago Style (17. basım) Atıf

Bourne, Joyce, ve Michael Kennedy. Who's Who in Opera: A Guide to Opera Characters. Oxford: Oxford University Press, 1998.

MLA (9th ed.) Atıf

Bourne, Joyce, ve Michael Kennedy. Who's Who in Opera: A Guide to Opera Characters. Oxford University Press, 1998.