APA (7th ed.) Zitazioa
Runge, I. C. (1998). Mining economics and strategy. Society for Mining, Metallurgy, and Exploration.
Chicago Style (17th ed.) Zitazioa
Runge, Ian C. Mining Economics and Strategy. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 1998.
MLA (9th ed.) Zitazioa
Runge, Ian C. Mining Economics and Strategy. Society for Mining, Metallurgy, and Exploration, 1998.
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