Bourne, J., & Kennedy, M. (1998). Who's who in opera: A guide to opera characters. Oxford University Press.
芝加哥风格引文Bourne, Joyce, 与 Michael Kennedy. Who's Who in Opera: A Guide to Opera Characters. Oxford: Oxford University Press, 1998.
MLA引文Bourne, Joyce, 与 Michael Kennedy. Who's Who in Opera: A Guide to Opera Characters. Oxford University Press, 1998.
警告：这些引文格式不一定是100％准确.