McGerrigle, J. I. (1971). Decision making in the mineral industry: Proceedings, 9th International Symposium on Techniques for Decision-Making in the Mineral Industry, Montreal, June 14-19, 1970. Montreal: The Canadian Institute of Mining and Metallurgy.
Παραπομπή Chicago StyleMcGerrigle, J. I. Decision Making in the Mineral Industry: Proceedings, 9th International Symposium On Techniques for Decision-Making in the Mineral Industry, Montreal, June 14-19, 1970. Montreal: The Canadian Institute of Mining and Metallurgy, 1971.
Παραπομπή MLAMcGerrigle, J. I. Decision Making in the Mineral Industry: Proceedings, 9th International Symposium On Techniques for Decision-Making in the Mineral Industry, Montreal, June 14-19, 1970. Montreal: The Canadian Institute of Mining and Metallurgy, 1971.