Simpson, G. (1847). Narrative of a journey round the world, during the years 1841-1842. H. Colburn.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSimpson, George. Narrative of a Journey Round the World, During the Years 1841-1842. London: H. Colburn, 1847.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSimpson, George. Narrative of a Journey Round the World, During the Years 1841-1842. H. Colburn, 1847.
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