APA (7th ed.) Citation

ProQuest (Firm). (1914). American Merchant Marine. [publisher not identified].

Chicago Style (17th ed.) Citation

ProQuest (Firm). American Merchant Marine. Washington: [publisher not identified], 1914.

MLA (9th ed.) Citation

ProQuest (Firm). American Merchant Marine. [publisher not identified], 1914.

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