Avakov, A. V. (2010). Two thousand years of economic statistics: Population, GDP at PPP, and GDP per capita. Algora Publishing.
芝加哥风格引文Avakov, Alexander V. Two Thousand Years of Economic Statistics: Population, GDP at PPP, and GDP Per Capita. New York: Algora Publishing, 2010.
MLA引文Avakov, Alexander V. Two Thousand Years of Economic Statistics: Population, GDP at PPP, and GDP Per Capita. Algora Publishing, 2010.
警告：这些引文格式不一定是100％准确.