APA Style

Marpol 73/78 (Consolidated Edition, 1991) : articles, protocols, annexes, unified interpretations of the international convention for the prevention of pollution from ships, 1973, as modified by the protocol of 1978 relating thereto. (). London: .

MLA Style

Marpol 73/78 (Consolidated Edition, 1991) : articles, protocols, annexes, unified interpretations of the international convention for the prevention of pollution from ships, 1973, as modified by the protocol of 1978 relating thereto. . London: , . Text.