Isard, W. (1956). Location and space-economy: A general theory relating to industrial location, market areas, land use, trade, and urban structure. M. I. T. Press.
芝加哥风格引文Isard, Walter. Location and Space-economy: A General Theory Relating to Industrial Location, Market Areas, Land Use, Trade, and Urban Structure. Cambridge, Mass.: M. I. T. Press, 1956.
MLA引文Isard, Walter. Location and Space-economy: A General Theory Relating to Industrial Location, Market Areas, Land Use, Trade, and Urban Structure. M. I. T. Press, 1956.
警告：这些引文格式不一定是100％准确.