Grossmann, R. (1990). The Fourth Way: A Theory of Knowledge. Indiana University Press.
芝加哥风格引文Grossmann, Reinhardt. The Fourth Way: A Theory of Knowledge. Bloomington: Indiana University Press, 1990.
MLA引文Grossmann, Reinhardt. The Fourth Way: A Theory of Knowledge. Indiana University Press, 1990.
警告：这些引文格式不一定是100％准确.