Não informado. (1881). Transactions of the Sanitary Institute of Great Britain. Sanitary Institute of Great Britain.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Transactions of the Sanitary Institute of Great Britain. London: Sanitary Institute of Great Britain, 1881.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Transactions of the Sanitary Institute of Great Britain. Sanitary Institute of Great Britain, 1881.
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