Cita APA (7a ed.)

Ballantyne, R. M. (1995). The coral island. Penguin Books.

Cita Chicago Style (17a ed.)

Ballantyne, Robert Michael. The Coral Island. Inglaterra: Penguin Books, 1995.

Cita MLA (9a ed.)

Ballantyne, Robert Michael. The Coral Island. Penguin Books, 1995.