APA (7th ed.) Citation

United States. Coast Guard & United States. Bureau of Customs. (1983). Supplement to merchant vessels of the United States. The Coast Guard.

Chicago Style (17th ed.) Citation

United States. Coast Guard and United States. Bureau of Customs. Supplement to Merchant Vessels of the United States. [Washington, D.C.?]: The Coast Guard, 1983.

MLA (9th ed.) Citation

United States. Coast Guard and United States. Bureau of Customs. Supplement to Merchant Vessels of the United States. The Coast Guard, 1983.