Dyfyniad APA

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

Dyfyniad Arddull Chicago

Hartman, Howard L., and Jan M. Mutmansky. Introductory Mining Engineering. 2nd ed. New Jersey: John Wiley & Sons, 2002.

Dyfyniad MLA

Hartman, Howard L., and Jan M. Mutmansky. Introductory Mining Engineering. 2nd ed. John Wiley & Sons, 2002.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.