APA (7e ed.) Bronvermelding

Não informado. (1974). Fairplay International Shipping Weekly. Fairplay Publications.

Chicago (17e ed.) Bronvermelding

Não informado. Fairplay International Shipping Weekly. London: Fairplay Publications, 1974.

MLA (8e ed.) Bronvermelding

Não informado. Fairplay International Shipping Weekly. Fairplay Publications, 1974.

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