Whymper, E. (1891). Supplementary appendix to Travels amongst the great Andes of the Equator (1a. ed.). John Murray.
Chicagoスタイル(17版)引用形式Whymper, Edward. Supplementary Appendix to Travels Amongst the Great Andes of the Equator. 1a. ed. Londres: John Murray, 1891.
MLA(9版)引用形式Whymper, Edward. Supplementary Appendix to Travels Amongst the Great Andes of the Equator. 1a. ed. John Murray, 1891.
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