Townsend, J. K. (1839). Narrative of a journey across the Rocky mountains, to the Columbia river: And a visit to the Sandwich islands, Chili, &c.; with a scientific appendix. H. Perkins.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTownsend, John Kirk. Narrative of a Journey Across the Rocky Mountains, to the Columbia River: And a Visit to the Sandwich Islands, Chili, &c.; with a Scientific Appendix. Philadelphia: H. Perkins, 1839.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTownsend, John Kirk. Narrative of a Journey Across the Rocky Mountains, to the Columbia River: And a Visit to the Sandwich Islands, Chili, &c.; with a Scientific Appendix. H. Perkins, 1839.
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