APA (7e ed.) Bronvermelding

Não informado. (1928). Journal of Education for Business. Heldref Publications.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of Education for Business. Washington: Heldref Publications, 1928.

MLA (8e ed.) Bronvermelding

Não informado. Journal of Education for Business. Heldref Publications, 1928.

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