APA (7e ed.) Bronvermelding

Não informado. Progress in Learning Disabilities. Grune & Stratton.

Chicago (17e ed.) Bronvermelding

Não informado. Progress in Learning Disabilities. New York: Grune & Stratton.

MLA (8e ed.) Bronvermelding

Não informado. Progress in Learning Disabilities. Grune & Stratton.

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