APA (7th ed.) Zitazioa
ebrary, Inc, & Edgerton, W. W. (2008). Recommended contract practices for underground construction. Society for Mining, Metallurgy, and Exploration.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta William W. Edgerton. Recommended Contract Practices for Underground Construction. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 2008.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta William W. Edgerton. Recommended Contract Practices for Underground Construction. Society for Mining, Metallurgy, and Exploration, 2008.
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