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1by Beinroth, F.H. (ed.), Land Development Department, Bangkok (Thailand). Soil Survey Div. eng, International Soil Classification Workshop eng 28 Aug - 1 Sep 1978 2 Kuala Lumpur (Malaysia), Ferrari, S. (ed.), Ferrari, T. (ed.), International Soil Classification Workshop eng 3-9 Sep 1978 2 Bangkok (Thailand)
Published 1979Texto bibliotecaFAO IT