Não informado. (1881). Dental Record. British Society for the Study of Orthodontics.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Dental Record. London: British Society for the Study of Orthodontics, 1881.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Dental Record. British Society for the Study of Orthodontics, 1881.
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