Cita APA (7th ed.)
Jackson, R. Liners, Tankers and Merchant Ships. Grange Books.
Cita Chicago (17th ed.)
Jackson, Robert. Liners, Tankers and Merchant Ships. Kent, Inglaterra: Grange Books.
Cita MLA (9th ed.)
Jackson, Robert. Liners, Tankers and Merchant Ships. Grange Books.
Atenció: Aquestes cites poden no estar 100% correctes.