Gaya APA

Hartman, H, L., Mutmansky, J, M. (2002). Introductory mining engineering (2nd ed.). New Jersey: John Wiley & Sons.

Gaya MLA

Hartman, Howard, L.., Mutmansky, Jan, M.. "Introductory mining engineering". 2nd ed. New Jersey: John Wiley & Sons, 2002. Text.