Torries, T. F. (1998). Evaluating mineral projects: Applications and misconceptions. Society for Mining, Metallurgy, and Exploration.
Chicago-referens (17:e uppl.)Torries, Thomas F. Evaluating Mineral Projects: Applications and Misconceptions. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 1998.
MLA-referens (9:e uppl.)Torries, Thomas F. Evaluating Mineral Projects: Applications and Misconceptions. Society for Mining, Metallurgy, and Exploration, 1998.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.