Viviers, W., South Africa
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Vol 8, No 1 (1989) - Original Research
Water availability and demand in the humid and arid regions within development regions of South Africa
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Vol 7, No 2 (1988) - Original Research
Water availability and demand in the development regions of South Africa
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Vol 6, No 1 (1987) - Original Research
The importance of water as a basic need for economic development in Region 23
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