Ward, R. D., & Rogers, W. W. (1987). Convicts, coal, and the Banner Mine tragedy. The University of Alabama Press.
Citace podle Chicago (17th ed.)Ward, Robert David, a William Warren Rogers. Convicts, Coal, and the Banner Mine Tragedy. Tuscaloosa, Alabama ; London, [England]: The University of Alabama Press, 1987.
Citace podle MLA (9th ed.)Ward, Robert David, a William Warren Rogers. Convicts, Coal, and the Banner Mine Tragedy. The University of Alabama Press, 1987.
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