Institute on Coal Mining Health, Safety and Research Blacksburg, Va., Virginia Polytechnic Institute and State University. Division of Mining and Minerals Engineering, & Karmis, M. (1984). Proceedings of the Fifteenth Annual Institute on Coal Mining Health,Safety and Research, Blacksburg, Virginia, August 28-30, 1984. Dept of Mining and Minerals Engineering, Virginia Polytechnic Institute and State University.
Cita Chicago (17th ed.)Institute on Coal Mining Health, Safety and Research Blacksburg, Va., Virginia Polytechnic Institute and State University. Division of Mining and Minerals Engineering, i Michael Karmis. Proceedings of the Fifteenth Annual Institute on Coal Mining Health,Safety and Research, Blacksburg, Virginia, August 28-30, 1984. Blacksburg, Va.: Dept of Mining and Minerals Engineering, Virginia Polytechnic Institute and State University, 1984.
Cita MLA (8th ed.)Institute on Coal Mining Health, Safety and Research Blacksburg, Va., et al. Proceedings of the Fifteenth Annual Institute on Coal Mining Health,Safety and Research, Blacksburg, Virginia, August 28-30, 1984. Dept of Mining and Minerals Engineering, Virginia Polytechnic Institute and State University, 1984.