Karmis, M. (2001). Mine health and safety management (1a. ed.). SME.
Chicago Style (17th ed.) ZitazioaKarmis, Michael. Mine Health and Safety Management. 1a. ed. Englewood Cliffs: SME, 2001.
MLA (9th ed.) ZitazioaKarmis, Michael. Mine Health and Safety Management. 1a. ed. SME, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.