Greenhut, M. L., Norman, G., & Hung, C. (1987). The economics of imperfect competition: A spatial approach. Cambridge University Press.
芝加哥风格引文Greenhut, Melvin L., George Norman, 与 Chao-shun Hung. The Economics of Imperfect Competition: A Spatial Approach. Cambridge [Cambridgeshire] ; New York: Cambridge University Press, 1987.
MLA引文Greenhut, Melvin L., et al. The Economics of Imperfect Competition: A Spatial Approach. Cambridge University Press, 1987.
警告：这些引文格式不一定是100％准确.