South African Institute of Mining and Metallurgy. (1956). Journal of the South African Institute of Mining and Metallurgy. South African Institute of Mining and Metallurgy.
Chicago-viite (17. p.)South African Institute of Mining and Metallurgy. Journal of the South African Institute of Mining and Metallurgy. [Johannesburg: South African Institute of Mining and Metallurgy, 1956.
MLA-viite (8. p.)South African Institute of Mining and Metallurgy. Journal of the South African Institute of Mining and Metallurgy. South African Institute of Mining and Metallurgy, 1956.
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