Thorson, R. M. (2014). Walden's shore: Henry David Thoreau and nineteenth-century science. Harvard University Press.
Citace podle Chicago (17th ed.)Thorson, Robert M. Walden's Shore: Henry David Thoreau and Nineteenth-century Science. Cambridge, Massachusetts ; London, England: Harvard University Press, 2014.
Citace podle MLA (9th ed.)Thorson, Robert M. Walden's Shore: Henry David Thoreau and Nineteenth-century Science. Harvard University Press, 2014.
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