Não informado. (2018). Annual Report of the Department of Mines and Technical Surveys. Department of Mines and Technical Surveys.
Chicago-viite (17. p.)Não informado. Annual Report of the Department of Mines and Technical Surveys. Ottawa: Department of Mines and Technical Surveys, 2018.
MLA-viite (8. p.)Não informado. Annual Report of the Department of Mines and Technical Surveys. Department of Mines and Technical Surveys, 2018.
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