Não informado. (2020). Mining Engineering. Society for Mining, Metallurgy and Exploration.
Chicago (17e ed.) BronvermeldingNão informado. Mining Engineering. Littleton, Colo: Society for Mining, Metallurgy and Exploration, 2020.
MLA (8e ed.) BronvermeldingNão informado. Mining Engineering. Society for Mining, Metallurgy and Exploration, 2020.
Let op: Deze citaties zijn niet altijd 100% accuraat.