Kitcher, P., & Schacht, R. (2004). Finding an ending: Reflections on Wagner's Ring. Oxford University Press.
芝加哥风格引文Kitcher, Philip, 与 Richard Schacht. Finding an Ending: Reflections on Wagner's Ring. Oxford ; New York: Oxford University Press, 2004.
MLA引文Kitcher, Philip, 与 Richard Schacht. Finding an Ending: Reflections on Wagner's Ring. Oxford University Press, 2004.
警告：这些引文格式不一定是100％准确.