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The origin of the two- and three-field system in England : a new perspective
Dodgshon, Robert A., (1977)
English open fields as behavior towards risk
McCloskey, Donald N., (1976)
Land use and farming systems in the United States, Canada, Britain and West Germany : report of a study tour 2.5.79 to 9.6.79
Rudd, C. L., (1979)
Future for beef and sheep
Garner, Frank H., (1957)