Não informado. (2018). Report of the Department of Mines. Department of Mines.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Report of the Department of Mines. Ottawa: Department of Mines, 2018.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Report of the Department of Mines. Department of Mines, 2018.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.