APA (7e ed.) Bronvermelding

Não informado. (1982). Gifted Education International. A B Academic Publishers.

Chicago (17e ed.) Bronvermelding

Não informado. Gifted Education International. Herts, Inglaterra: A B Academic Publishers, 1982.

MLA (8e ed.) Bronvermelding

Não informado. Gifted Education International. A B Academic Publishers, 1982.

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