Krugman, P. R. (1995). Development, geography, and economic theory. Cambridge, Mass: MIT Press.
Čikaški stil citiranjaKrugman, Paul R. Development, Geography, and Economic Theory. Cambridge, Mass: MIT Press, 1995.
MLA način citiranjaKrugman, Paul R. Development, Geography, and Economic Theory. Cambridge, Mass: MIT Press, 1995.
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