Não informado. (1978). The Journal for Vocational Special Needs Education. National Association of Vocational Education Special Needs Personnel.
Chicago (17e ed.) BronvermeldingNão informado. The Journal for Vocational Special Needs Education. Denton, Tex: National Association of Vocational Education Special Needs Personnel, 1978.
MLA (8e ed.) BronvermeldingNão informado. The Journal for Vocational Special Needs Education. National Association of Vocational Education Special Needs Personnel, 1978.
Let op: Deze citaties zijn niet altijd 100% accuraat.