Não informado. (2018). Report of the Department of Mines and Resources. Department of Mines and Resources.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Report of the Department of Mines and Resources. Ottawa: Department of Mines and Resources, 2018.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Report of the Department of Mines and Resources. Department of Mines and Resources, 2018.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.