Não informado. (1958). Journal of the Southern California Dental Hygienists Association. Southern California Dental Hygienists Association.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Journal of the Southern California Dental Hygienists Association. Los Angeles, Calif: Southern California Dental Hygienists Association, 1958.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Journal of the Southern California Dental Hygienists Association. Southern California Dental Hygienists Association, 1958.
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