Não informado. (2020). Bi-Monthly Bulletin of the American Institute of Mining Engineers. American Institute of Mining Engineers.
Chicago-Zitierstil (17. Ausg.)Não informado. Bi-Monthly Bulletin of the American Institute of Mining Engineers. New York: American Institute of Mining Engineers, 2020.
MLA-Zitierstil (8. Ausg.)Não informado. Bi-Monthly Bulletin of the American Institute of Mining Engineers. American Institute of Mining Engineers, 2020.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.