Bergstrand, J. (1994). The Changing Distribution of Income in an Open U.S. Economy. ELSEVIER.
芝加哥风格引文Bergstrand, J.H. The Changing Distribution of Income in an Open U.S. Economy. ELSEVIER, 1994.
MLA引文Bergstrand, J.H. The Changing Distribution of Income in an Open U.S. Economy. ELSEVIER, 1994.
警告：这些引文格式不一定是100％准确.