Longfield, M. (1971). The economic writings of Mountifort Longfield. A. M. Kelley.
芝加哥风格引文Longfield, Mountifort. The Economic Writings of Mountifort Longfield. New York: A. M. Kelley, 1971.
MLA引文Longfield, Mountifort. The Economic Writings of Mountifort Longfield. A. M. Kelley, 1971.
警告：这些引文格式不一定是100％准确.