APA (7e ed.) Bronvermelding

Não informado. (1921). World tanker fleet review. John I. Jacobs and Company.

Chicago (17e ed.) Bronvermelding

Não informado. World Tanker Fleet Review. London: John I. Jacobs and Company, 1921.

MLA (8e ed.) Bronvermelding

Não informado. World Tanker Fleet Review. John I. Jacobs and Company, 1921.

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