Dyfyniad APA
Society for Mining, Metallurgy, and Exploration (U.S.), ebrary, Inc, & Lowrie, R. L. (2002). SME mining reference handbook. Society for Mining, Metallurgy, and Exploration.
Dyfyniad Arddull Chicago
Society for Mining, Metallurgy, and Exploration (U.S.), Inc ebrary, and Raymond L. Lowrie. SME Mining Reference Handbook. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 2002.
Dyfyniad MLA
Society for Mining, Metallurgy, and Exploration (U.S.), et al. SME Mining Reference Handbook. Society for Mining, Metallurgy, and Exploration, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.