Não informado. (2003). Education of the Visually Handicapped. Association for Education of the Visually Handicapped.
Chicago (17e ed.) BronvermeldingNão informado. Education of the Visually Handicapped. Philadelphia, Pa: Association for Education of the Visually Handicapped, 2003.
MLA (8e ed.) BronvermeldingNão informado. Education of the Visually Handicapped. Association for Education of the Visually Handicapped, 2003.
Let op: Deze citaties zijn niet altijd 100% accuraat.