Não informado. (1924). Contact Point. University of the Pacific, College of Physicians and Surgeons, School of Dentistry.
Citação do estilo Chicago (17ª ed.)Não informado. Contact Point. San Francisco, Calif: University of the Pacific, College of Physicians and Surgeons, School of Dentistry, 1924.
Citação MLA (8ª ed.)Não informado. Contact Point. University of the Pacific, College of Physicians and Surgeons, School of Dentistry, 1924.
警告：這些引文格式不一定是100％准確.