Lindroth, D. P., Wingquist, C. F., & Dehler, A. L. (1984). Electrical properties and attenuation distance of upper Pennsylvanian coal measure rock from southwestern Pennsylvania. U.S. Dept. of the Interior, Bureau of Mines.
Цитирование в стиле Чикаго (17-е изд.)Lindroth, David P., Carl F. Wingquist, и Andrew L. Dehler. Electrical Properties and Attenuation Distance of Upper Pennsylvanian Coal Measure Rock from Southwestern Pennsylvania. Washington: U.S. Dept. of the Interior, Bureau of Mines, 1984.
Цитирование MLA (9-е изд.)Lindroth, David P., et al. Electrical Properties and Attenuation Distance of Upper Pennsylvanian Coal Measure Rock from Southwestern Pennsylvania. U.S. Dept. of the Interior, Bureau of Mines, 1984.
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