Muir, J. (2001). John muir's last journey: South to the Amazon and east to Africa : unpublished journals and selected correspondence. Washington: Island Press/Shearwater Books.
シカゴスタイル引用形Muir, John. John Muir's Last Journey: South to the Amazon and East to Africa : Unpublished Journals and Selected Correspondence. Washington: Island Press/Shearwater Books, 2001.
MLA引用形式Muir, John. John Muir's Last Journey: South to the Amazon and East to Africa : Unpublished Journals and Selected Correspondence. Washington: Island Press/Shearwater Books, 2001.
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