Não informado. (1987). Orthodontic Review. University of Missouri, School of Dentistry.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Orthodontic Review. Kansas City, Kan: University of Missouri, School of Dentistry, 1987.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Orthodontic Review. University of Missouri, School of Dentistry, 1987.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.