Conference on Applied Rock Engineering Newcastle upon Tyne, England, British Geotechnical Society, University of Newcastle upon Tyne. Dept. of Mining Engineering, British Tunnelling Society, Institution of Mining and Metallurgy (Great Britain), & Institution of Mining Engineers (Great Britain). (1987). CARE '88: Papers presented at CARE '88 (Conference on Applied Rock Engineering). IMM.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Conference on Applied Rock Engineering Newcastle upon Tyne, England, British Geotechnical Society, University of Newcastle upon Tyne. Dept. of Mining Engineering, British Tunnelling Society, Institution of Mining and Metallurgy (Great Britain), و Institution of Mining Engineers (Great Britain). CARE '88: Papers Presented at CARE '88 (Conference on Applied Rock Engineering). London, England: IMM, 1987.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Conference on Applied Rock Engineering Newcastle upon Tyne, England, et al. CARE '88: Papers Presented at CARE '88 (Conference on Applied Rock Engineering). IMM, 1987.