APA (7e ed.) Bronvermelding

Não informado. (1947). Business Education Forum. National Business Education Association.

Chicago (17e ed.) Bronvermelding

Não informado. Business Education Forum. Washington: National Business Education Association, 1947.

MLA (8e ed.) Bronvermelding

Não informado. Business Education Forum. National Business Education Association, 1947.

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