Beus, M. J., Phillips, E. L., & Waddell, G. G. (1975). Instrument to measure the initial deformation of rock around underground openings. United States. Dept. of the Interior, Bureau of Mines.
Chicago Style (17th ed.) CitationBeus, Michael J., Earl L. Phillips, and Galen G. Waddell. Instrument to Measure the Initial Deformation of Rock Around Underground Openings. [Washington]: United States. Dept. of the Interior, Bureau of Mines, 1975.
MLA (9th ed.) CitationBeus, Michael J., et al. Instrument to Measure the Initial Deformation of Rock Around Underground Openings. United States. Dept. of the Interior, Bureau of Mines, 1975.
Warning: These citations may not always be 100% accurate.