Não informado. (2003). Colorado School of Mines Quarterly. Colorado School of Mines.
Lua i Stíl Chicago (17ú heag.)Não informado. Colorado School of Mines Quarterly. Golden, Colo: Colorado School of Mines, 2003.
Lua MLA (8ú heag.)Não informado. Colorado School of Mines Quarterly. Colorado School of Mines, 2003.
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