Não informado. (2018). Report of the Department of Mines. Department of Mines.
Chicago-referens (17:e uppl.)Não informado. Report of the Department of Mines. Ottawa: Department of Mines, 2018.
MLA-referens (8:e uppl.)Não informado. Report of the Department of Mines. Department of Mines, 2018.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.