APA Style

Supplement to the 1976 edition of the Code for the construction and equipment of ships carrying liquefied gases in bulk. (1980). London: Inter-Govermental Maritime Consultative Organization.

MLA Style

Supplement to the 1976 edition of the Code for the construction and equipment of ships carrying liquefied gases in bulk. . London: Inter-Govermental Maritime Consultative Organization, 1980. Text.