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National power and the structure of foreign trade
Hirschman, Albert O., (1945)
Absatz- und Bezugsstabilisierung durch geographische Diversifikation im Aussenhandel
Kleinewefers, Henner, (1976)
Geography of international trade
Thoman, Richard S., (1967)
Spatial structures : Introducing the study of spatial systems in human geography
Johnston, Ron, (1973)
The geography of federal spending in the United States of America
Johnston, Ron, (1980)
Constituency redistribution in Britain : recent issues
Johnston, Ron, (1986)