Παραπομπή APA

Advisory committee on pollution of the sea. (1990). Marine pollution year book 1990. Pergamon.

Παραπομπή Chicago Style

Advisory committee on pollution of the sea. Marine Pollution Year Book 1990. Oxford: Pergamon, 1990.

Παραπομπή MLA

Advisory committee on pollution of the sea. Marine Pollution Year Book 1990. Pergamon, 1990.