APA-čujuhus (7. p.)
Warren, J. P. (2006). John Burroughs and the place of nature. University of Georgia Press.
Chicago-čujuhus (17. p.)
Warren, James Perrin. John Burroughs and the Place of Nature. Athens: University of Georgia Press, 2006.
MLA-čujuhus (9. p.)
Warren, James Perrin. John Burroughs and the Place of Nature. University of Georgia Press, 2006.
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