Bush, D. (1964). John Milton: A sketch of his life and writings. Macmillan.
芝加哥风格引文Bush, Douglas. John Milton: A Sketch of His Life and Writings. New York: Macmillan, 1964.
MLA引文Bush, Douglas. John Milton: A Sketch of His Life and Writings. Macmillan, 1964.
警告：这些引文格式不一定是100％准确.