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13Texto bibliotecaFAO IT
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14Texto bibliotecaFAO IT
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15Texto bibliotecaFAO IT
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16by Clark, G.C., FAO, Rome (Italy) eng, UNESCO, Paris (France) eng, ILO, Geneva (Switzerland) eng
Published 1979Texto bibliotecaFAO IT -
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20by Clark, G.C., FAO, Rome (Italy). Forest Resources Div. eng, FAO/SIDA Seminar on Forestry in Rural Community Development eng 3 Dec 1979 Chiang Mai (Thailand)
Published 1980Texto bibliotecaFAO IT