Hartman, H. L., & Mutmansky, J. M. (2002). Introductory mining engineering (2a. ed.). John Wiley and Sons Inc.
Cita Chicago (17th ed.)Hartman, Howard L., i Jan M. Mutmansky. Introductory Mining Engineering. 2a. ed. Oxford: John Wiley and Sons Inc, 2002.
Cita MLA (9th ed.)Hartman, Howard L., i Jan M. Mutmansky. Introductory Mining Engineering. 2a. ed. John Wiley and Sons Inc, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.