APA (7e ed.) Bronvermelding

Não informado. (1955). Scientia paedagogica. International Secretariat for Teaching Educational Sciences in Universities.

Chicago (17e ed.) Bronvermelding

Não informado. Scientia Paedagogica. Gent, Belgica: International Secretariat for Teaching Educational Sciences in Universities, 1955.

MLA (8e ed.) Bronvermelding

Não informado. Scientia Paedagogica. International Secretariat for Teaching Educational Sciences in Universities, 1955.

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