Parkin, M., Powell, M., & Matthews, K. (2017). Economics (Tenth Edition.). Pearson.
芝加哥风格引文Parkin, Michael, Melanie Powell, 与 Kent Matthews. Economics. Tenth Edition. New York: Pearson, 2017.
MLA引文Parkin, Michael, et al. Economics. Tenth Edition. Pearson, 2017.
警告：这些引文格式不一定是100％准确.