APA (7th ed.) Citation

Jerna, P. W., & Adamek, V. (1991). Subsidence over the end of a longwall panel. United States Dept. of the Interior, Bureau of Mines.

Chicago Style (17th ed.) Citation

Jerna, P. W., and Vladimir Adamek. Subsidence over the End of a Longwall Panel. Washington, DC: United States Dept. of the Interior, Bureau of Mines, 1991.

MLA (9th ed.) Citation

Jerna, P. W., and Vladimir Adamek. Subsidence over the End of a Longwall Panel. United States Dept. of the Interior, Bureau of Mines, 1991.