Krugman, P., & Obstfeld, M. M. (2022). International Economics (12th.). Pearson.
芝加哥风格引文Krugman, Paul, 与 Maurice; Melitz Obstfeld. International Economics. 12th. Noida: Pearson, 2022.
MLA引文Krugman, Paul, 与 Maurice; Melitz Obstfeld. International Economics. 12th. Pearson, 2022.
警告：这些引文格式不一定是100％准确.