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Explaining Total Factor Productivity Growth in South African Agriculture, 1947-91
Colin G. Thirtle
H. Sartorious von Bach
Johan van Zyl
出版
University of Reading, Department of Economics and Department of Agricultural Economics and Management
, 1993
URL
http://books.google.com.hk/books?id=AG86cgAACAAJ&hl=&source=gbs_api
