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2Texto bibliotecaFAO IT
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5by Wippermann, H.J. (Institute of Economics, Hamburg (Germany, F.R.)), Joint FAO/ECE/ILO Committee on Forest Working Techniques and Training of Forest Workers, Geneva (Switzerland) eng, Seminar on Small-Scale Logging Operations and Machines eng 15-18 Jun 1987 Garpenberg (Sweden)
Published 1987Texto bibliotecaFAO IT