1. 1969 figures. United Nations, Department of Political and Security Council Affairs, Unit on Apartheid,Industrialization, Foreign Capital and Forced Labour in South Africa (New York: 1970), Table A9.
2. “South African Economic Framework,”Africa Today, September–October, 1970, p. 5.
3. United Nations, Department of Political and Security Council Affairs, Unit on Apartheid,Facts and Figures on South Africa (February 1971), p. 30.
4. op. cit., “South African Economic Framework,”Africa Today, September–October, 1970, p. 5.
5. Ibid. “South African Economic Framework,”Africa Today, September–October, 1970, p. 5.