South African Institute of Mining and Metallurgy & Symposium on the Theoretical Background to the Planning of Open Pit Mines with Special Reference to Slope Stability, Johannesburg, 1970. (1971). Planning open pit mines: Proceedings. Balkema (A.A.), for the South African Institute of Mining and Metallurgy.
Chicago Style (17th ed.) CitationSouth African Institute of Mining and Metallurgy and Johannesburg Symposium on the Theoretical Background to the Planning of Open Pit Mines with Special Reference to Slope Stability. Planning Open Pit Mines: Proceedings. Cape Town: Balkema (A.A.), for the South African Institute of Mining and Metallurgy, 1971.
MLA (9th ed.) CitationSouth African Institute of Mining and Metallurgy and Johannesburg Symposium on the Theoretical Background to the Planning of Open Pit Mines with Special Reference to Slope Stability. Planning Open Pit Mines: Proceedings. Balkema (A.A.), for the South African Institute of Mining and Metallurgy, 1971.