Cita APA (7th ed.)

Astle, W. E. (1980). Shipping and the law. Fairplay.

Cita Chicago (17th ed.)

Astle, W. E. Shipping and the Law. Londres: Fairplay, 1980.

Cita MLA (9th ed.)

Astle, W. E. Shipping and the Law. Fairplay, 1980.