Não informado. Survey of the literature of dental caries. University of Pittsburgh, School of Dentistry, Research Department.
Chicago (17e ed.) BronvermeldingNão informado. Survey of the Literature of Dental Caries. Pittsburgh, Pa: University of Pittsburgh, School of Dentistry, Research Department.
MLA (8e ed.) BronvermeldingNão informado. Survey of the Literature of Dental Caries. University of Pittsburgh, School of Dentistry, Research Department.
Let op: Deze citaties zijn niet altijd 100% accuraat.