Não informado. (2010). The School of Mines Quarterly. Columbia University.
Chicago-Zitierstil (17. Ausg.)Não informado. The School of Mines Quarterly. New York: Columbia University, 2010.
MLA-Zitierstil (8. Ausg.)Não informado. The School of Mines Quarterly. Columbia University, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.