Scammell, W. M. (1974). International trade and payments. St. Martin's Press.
芝加哥风格引文Scammell, W M. International Trade and Payments. New York: St. Martin's Press, 1974.
MLA引文Scammell, W M. International Trade and Payments. St. Martin's Press, 1974.
警告：这些引文格式不一定是100％准确.