Callahan, R. J. (2009). Work and faith in the Kentucky coal fields: Subject to dust. Indiana University Press.
Citace podle Chicago (17th ed.)Callahan, Richard J. Work and Faith in the Kentucky Coal Fields: Subject to Dust. Bloomington: Indiana University Press, 2009.
Citace podle MLA (9th ed.)Callahan, Richard J. Work and Faith in the Kentucky Coal Fields: Subject to Dust. Indiana University Press, 2009.
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