Não informado. (1956). Tuberculosis index including chest diseases. National Association for the Prevention of Tuberculosis.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Tuberculosis Index Including Chest Diseases. London: National Association for the Prevention of Tuberculosis, 1956.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Tuberculosis Index Including Chest Diseases. National Association for the Prevention of Tuberculosis, 1956.
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