Jones, A. J. (1913). Rudolf Eucken: A philosophy of life. T. C. & E. C. Jack.
芝加哥风格引文Jones, Abel John. Rudolf Eucken: A Philosophy of Life. London: T. C. & E. C. Jack, 1913.
MLA引文Jones, Abel John. Rudolf Eucken: A Philosophy of Life. T. C. & E. C. Jack, 1913.
警告：这些引文格式不一定是100％准确.