Handbook (Geological Survey (South Africa))

＜図書＞
Handbook (Geological Survey (South Africa))


1	7 Mineral resources of the Republic of South Africa / edited by C.B. Coetzee 5th ed. - Pretoria : Govt. Printer , c1976
2	6 The carbonatites of South Africa and South West Africa : a nuclear raw materials investigation primarily for the Atomic Energy Board / by W. J. Verwoerd [Pretoria] : Dept. of Mines, Geological Survey , 1967