Lewis, W. W. (2004). The power of productivity: Wealth, poverty, and the threat to global stability. University of Chicago Press.
芝加哥风格引文Lewis, William W. The Power of Productivity: Wealth, Poverty, and the Threat to Global Stability. Chicago: University of Chicago Press, 2004.
MLA引文Lewis, William W. The Power of Productivity: Wealth, Poverty, and the Threat to Global Stability. University of Chicago Press, 2004.
警告：这些引文格式不一定是100％准确.