Não informado. (1967). Caries Research. European Organization for Caries Research.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Caries Research. Basel, Suíça: European Organization for Caries Research, 1967.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Caries Research. European Organization for Caries Research, 1967.
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