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British agriculture since 1945
Holderness, Brian A., (1985)
Economics for agriculture : food, farming and the rural economy
Hill, Berkeley, (1987)
Agriculture and the environment
Jones, John G. W., (1993)
The Common agricultural policy and the world economy : essays in honour of John Ashton
Harvey, David R., (1991)
Efficiency in agriculture and the share of the domestic marekt
Ashton, John, (1967)
Development of electric energy resources in Communist China
Ashton, John, (1968)