APA (7th ed.) Citation

United States. Bureau of Navigation & ProQuest (Firm). (1927). Merchant vessels of the United States. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Navigation and ProQuest (Firm). Merchant Vessels of the United States. Washington: [publisher not identified], 1927.

MLA (9th ed.) Citation

United States. Bureau of Navigation and ProQuest (Firm). Merchant Vessels of the United States. [publisher not identified], 1927.

Warning: These citations may not always be 100% accurate.