 | Clonts, Howard A. 1n | (1) |
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 | Clonts, Howard A. 1n; Farming in the National Capital region : maximum land values that complement open space / Prepared by Howard A. Clonts and W.L. Gibson, Dept. of Agricultural Economics, Virginia Agricultural Experiment Station, for the Northern Virginia Regional Planning and Economic Development Commission. Blacksburg, Va. : Virginia Polytechnic Institute. Virginia Agricultural Experiment Station, 1966. | |
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