Não informado. (1924). Contact Point. University of the Pacific, College of Physicians and Surgeons, School of Dentistry.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Contact Point. San Francisco, Calif: University of the Pacific, College of Physicians and Surgeons, School of Dentistry, 1924.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Contact Point. University of the Pacific, College of Physicians and Surgeons, School of Dentistry, 1924.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.