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Production economic information, Transvaal Highveld, North-Western Free State and Western Transvaal
Jooste, J. de J., (1972)
Information on production economics . Swartland and Rûens
Horn, G. P., (1973)
The Chinese peasant economy : agricultural development in Hopei and Shantung, 1890 - 1949
Myers, Ramon Hawley, (1970)
The distribution of personal income among income recipients in South Africa, 1970 and 1976
Simkins, C. E. W., (1979)
The division of labour in South Africa, 1969-1977
Income distribution among settled urban African households in South Africa, 1970 and 1975
Simkins, C. E. W., (1978)