Não informado. (2002). The Canadian Mining and Metallurgical Bulletin. Canadian Institute of Mining and Metallurgy.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. The Canadian Mining and Metallurgical Bulletin. Montreal, Canada: Canadian Institute of Mining and Metallurgy, 2002.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. The Canadian Mining and Metallurgical Bulletin. Canadian Institute of Mining and Metallurgy, 2002.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.