Richardson, J. D. (1993). Sizing up U. S. export disincentives. Institute for International Economics.
芝加哥风格引文Richardson, J. David. Sizing Up U. S. Export Disincentives. Washington, D. C: Institute for International Economics, 1993.
MLA引文Richardson, J. David. Sizing Up U. S. Export Disincentives. Institute for International Economics, 1993.
警告：这些引文格式不一定是100％准确.