Myrdal, G. (1957). Economic theory and under-developed regions. G. Duckworth.
芝加哥风格引文Myrdal, Gunnar. Economic Theory and Under-developed Regions. London: G. Duckworth, 1957.
MLA引文Myrdal, Gunnar. Economic Theory and Under-developed Regions. G. Duckworth, 1957.
警告：这些引文格式不一定是100％准确.