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1Texto bibliotecaIICA
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3by 51343 Brooks, K.N., 67432 Ffolliott, P.F., 73743 Gregersen, H.M., 124066 Thames, J.L.
Published 1991bibliotecaIICA -
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9by 75661 Halffner, G. coord., 130220 Wadsworth, F.H., 67432 Ffolliott, P.F., 6854 Department of Agriculture, Fort Collins, Colo. (EUA). Forest Service, 35836 International Seminar on Social and Environmental Consequences of Natural Resources Policies, with Special Emphasis on Biosphere Reserves Durango (México) 8-13 Abr 1980
Published 1981bibliotecaIICA