Não informado. (1924). Contact Point. University of the Pacific, College of Physicians and Surgeons, School of Dentistry.
Čikaški stil citiranja (17. izdanje)Não informado. Contact Point. San Francisco, Calif: University of the Pacific, College of Physicians and Surgeons, School of Dentistry, 1924.
MLA način citiranja (8. izdanje)Não informado. Contact Point. University of the Pacific, College of Physicians and Surgeons, School of Dentistry, 1924.
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