Smith, A., & Letwin, W. (1975). The Wealth of nations. J. M. Dent and Sons.
芝加哥风格引文Smith, Adam, 与 William Letwin. The Wealth of Nations. London: J. M. Dent and Sons, 1975.
MLA引文Smith, Adam, 与 William Letwin. The Wealth of Nations. J. M. Dent and Sons, 1975.
警告：这些引文格式不一定是100％准确.