Não informado. (1879). American nautical almanac. U.S. Naval Observatory, Nautical Almanac Office.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. American Nautical Almanac. Washington: U.S. Naval Observatory, Nautical Almanac Office, 1879.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. American Nautical Almanac. U.S. Naval Observatory, Nautical Almanac Office, 1879.
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