Não informado. (1991). Current opinion in cosmetic dentistry. Current Science.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Current Opinion in Cosmetic Dentistry. Philadelphia, Pa: Current Science, 1991.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Current Opinion in Cosmetic Dentistry. Current Science, 1991.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.