APA (7e ed.) Bronvermelding

Não informado. (1959). Industrial world. Johnston International Publishing Corporation.

Chicago (17e ed.) Bronvermelding

Não informado. Industrial World. New York: Johnston International Publishing Corporation, 1959.

MLA (8e ed.) Bronvermelding

Não informado. Industrial World. Johnston International Publishing Corporation, 1959.

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