Hustrulid, W. A., & Bullock, R. L. (2001). Underground mining methods: Engineering fundamentals and international case studies. Society for Mining, Metallurgy, and Exploration, Inc.
Цитирование в стиле Чикаго (17-е изд.)Hustrulid, William A., и Richard L. Bullock. Underground Mining Methods: Engineering Fundamentals and International Case Studies. Littleton: Society for Mining, Metallurgy, and Exploration, Inc, 2001.
Цитирование MLA (9-е изд.)Hustrulid, William A., и Richard L. Bullock. Underground Mining Methods: Engineering Fundamentals and International Case Studies. Society for Mining, Metallurgy, and Exploration, Inc, 2001.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.