Hustrulid, W. A., & Bullock, R. C. (2001). Underground mining methods: Engineering fundamentals and international case studies. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration.
Chicago Style CitationHustrulid, W. A., and Richard C. Bullock. Underground Mining Methods: Engineering Fundamentals and International Case Studies. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 2001.
MLA CitationHustrulid, W. A., and Richard C. Bullock. Underground Mining Methods: Engineering Fundamentals and International Case Studies. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 2001.
Warning: These citations may not always be 100% accurate.