Thomas, L. J. (1978). An introduction to mining: Exploration, feasibility, extraction, rock mechanics (Rev. ed.). Sydney: Methuen of Australia.
Παραπομπή Chicago StyleThomas, L. J. An Introduction to Mining: Exploration, Feasibility, Extraction, Rock Mechanics. Rev. ed. Sydney: Methuen of Australia, 1978.
Παραπομπή MLAThomas, L. J. An Introduction to Mining: Exploration, Feasibility, Extraction, Rock Mechanics. Rev. ed. Sydney: Methuen of Australia, 1978.
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