APA

Ballantyne R. M., .The coral island. London: Longmans green and co.

Chicago

Ballantyne R M, .The coral island. London: Longmans green and co.

Harvard

Ballantyne R. M., .The coral island. London: Longmans green and co.

MLA

Ballantyne R M, .London: Longmans green and co. .