KRUGMAN, P. R., & OBSTFELD, M. (1987). International economics: Theory and policy. Scott.
芝加哥风格引文KRUGMAN, Paul R., 与 Maurice OBSTFELD. International Economics: Theory and Policy. Glenview: Scott, 1987.
MLA引文KRUGMAN, Paul R., 与 Maurice OBSTFELD. International Economics: Theory and Policy. Scott, 1987.
警告：这些引文格式不一定是100％准确.