Agriculture and the Environment. 1984. Select Committee of the European Communities (Sub-Committee on Agriculture and the Environment). House of Lords, pp. 37-39.
Ball, D. F., Radford, G. L. and Williams, W. M.
1983. A Land Characteristic Data Bank for Great Britain. Bangor O.C.C. Paper, Number 13, Institute of Terrestrial Ecology, p. 25.
1975. Land Conservation for a Nation of Town Dwellers, Geographical Magazine
1981. Integrating Forestry and Agriculture: Land Use and the Landscape Papers, Number 1 in Environmental Forestry Series, Department of Forestry and Wood Science, U.C.N.W.
Bowers, J. 1985. Minutes and Evidence to an Enquiry on the Operation of the Wildlife and Countryside Act, 1981. Parliamentary Select Committee on the Environment. House of Commons. Appendix 11, p. 326-328.
Calder, I. R. and Newson, M. D.
1979. Land Use and Upland Water Resources in Britain — A Strategic Look
15: pp. 1628–1637.
Countryside Commission. 1980. Digest of Countryside Recreation Statistics, 1979. C.C.P.
Eadie, J. 1984. Trends in Agricultural Land Use, The Hills and Uplands, Agriculture and the Environment. Proceedings of I.T.E. Symposium. Number 13. Monks Wood Experimental Station, Ed. David Jenkins, N.E.R.C., pp. 13-19.
Eadie, J. and Sihhald, A. R.
1984. Input/output Relationships in Agriculture — Upland and Hill Farms. Proceedings of the Seventh Study Conference of the Scottish Agricultural Colleges, pp. 21-31.
Harding, D. and Williams, H. J.
1982. Towards a Land Use Strategy for the Uplands of Wales. Quart. J. Forestry. 76(1): 7–23.
1984. How is the E.E.C. Likely to Influence Changes in Agricultural Impacts in Britain. Proceedings of I.T.E. Symposium, Number 13. Monks Wood Experimental Station. Ed. David Jenkins. N.E.R.C., pp. 21-24.
Jenkins, T. N. 1983. Hill and Upland Cattle and Sheep Farming in Wales. Agricultural Enterprise Studies in England and Wales — Economic Report, Number 88, Department of Agricultural Economics, U.C.W., Aberystwyth.
Jones, W. Dyfri. 1986. Hill Sheep Farming, Economic and Social Aspects. Proceedings of the Hill Land Symposium. Agricultural Institute of Ireland, Galway. In press.
Lucas, I. A. M. 1979. Progress in Hill Farming Research and Development; in Lectures given on the occasion of the Silver Jubilee of the Hill Farming Research Organisation, H.F.R.O., Penicuik, Scotland, pp. 19-27.
Maxwell, T. J., Sibbald, A. R. and Eadie, J.
1979. Integration of Forestry and Agriculture — A Model. Agricultural Systems
McEwen, M. and Sinclair, G.
1983. New Life for the Hills. Council for the National Parks.
1983. Conflicts in the Uplands. E.W.S.
Thomas, T. H., Harding, D., Hattey, R. and Martin, W. D.
1986. Land Use in the Hills and Uplands of Wales, The Need for an Integrated Approach. Proceedings of the Hill Land Symposium, Agricultural Institute of Ireland, Galway. In press.
Thomas, T. H. and McLean, S. C. T.
1984. Farmers' Attitudes to Forestry in Wales. Welsh Studies in Agricultural Economics, Department of Agricultural Economics, U.C.W., Aberystwyth.