Cita APA (7th ed.)
Runge, I. C. (1998). Mining Economics and Strategy. SME.
Cita Chicago (17th ed.)
Runge, Ian C. Mining Economics and Strategy. Colorado: SME, 1998.
Cita MLA (9th ed.)
Runge, Ian C. Mining Economics and Strategy. SME, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.