Schiff, M. W., & Chang, W. (2001). Market presence, contestability, and the terms-of-trade effects of regional integration. World Bank.
芝加哥风格引文Schiff, Maurice W., 与 Won Chang. Market Presence, Contestability, and the Terms-of-trade Effects of Regional Integration. Washington, D.C: World Bank, 2001.
MLA引文Schiff, Maurice W., 与 Won Chang. Market Presence, Contestability, and the Terms-of-trade Effects of Regional Integration. World Bank, 2001.
警告：这些引文格式不一定是100％准确.