Society for Mining, Metallurgy, and Exploration (U.S.), ebrary, Inc, & Kennedy, B. A. (1990). Surface mining (2nd ed.). Society for Mining, Metallurgy, and Exploration.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Society for Mining, Metallurgy, and Exploration (U.S.), Inc ebrary, ба Bruce A. Kennedy. Surface Mining. 2nd ed. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 1990.
MLA -ийн эшлэл (9 дэх хэвлэлт)Society for Mining, Metallurgy, and Exploration (U.S.), et al. Surface Mining. 2nd ed. Society for Mining, Metallurgy, and Exploration, 1990.
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