International Conference on Stability in Underground Mining (1st : 1982 : Vancouver, British Columbia, Canada, & The American Institute of Mining, Metallurgical, and Petroleum Engineers, Inc. (1995). Stability in underground mining. University Microfilms International (UMI) Books on Demand.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Conference on Stability in Underground Mining (1st : 1982 : Vancouver, British Columbia, Canada, و Metallurgical The American Institute of Mining. Stability in Underground Mining. Ann Arbor, MI: University Microfilms International (UMI) Books on Demand, 1995.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Conference on Stability in Underground Mining (1st : 1982 : Vancouver, British Columbia, Canada, و Metallurgical The American Institute of Mining. Stability in Underground Mining. University Microfilms International (UMI) Books on Demand, 1995.