APA (7e ed.) Bronvermelding

Não informado. (1951). Exceptional Children. Council for Exceptional Children.

Chicago (17e ed.) Bronvermelding

Não informado. Exceptional Children. Washington: Council for Exceptional Children, 1951.

MLA (8e ed.) Bronvermelding

Não informado. Exceptional Children. Council for Exceptional Children, 1951.

Let op: Deze citaties zijn niet altijd 100% accuraat.