Não informado. (2018). Annual Report of the Department of Mines and Technical Surveys. Department of Mines and Technical Surveys.
Citace podle Chicago (17th ed.)Não informado. Annual Report of the Department of Mines and Technical Surveys. Ottawa: Department of Mines and Technical Surveys, 2018.
Citace podle MLA (8th ed.)Não informado. Annual Report of the Department of Mines and Technical Surveys. Department of Mines and Technical Surveys, 2018.
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