Não informado. (1958). Journal of the Southern California Dental Hygienists Association. Southern California Dental Hygienists Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the Southern California Dental Hygienists Association. Los Angeles, Calif: Southern California Dental Hygienists Association, 1958.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the Southern California Dental Hygienists Association. Southern California Dental Hygienists Association, 1958.
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