United States. Bureau of Foreign and Domestic Commerce & ProQuest (Firm). (1940). Foreign commerce and navigation of the United States for the calendar year 1939. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Foreign and Domestic Commerce and ProQuest (Firm). Foreign Commerce and Navigation of the United States for the Calendar Year 1939. Washington: [publisher not identified], 1940.
MLA (9th ed.) CitationUnited States. Bureau of Foreign and Domestic Commerce and ProQuest (Firm). Foreign Commerce and Navigation of the United States for the Calendar Year 1939. [publisher not identified], 1940.
Warning: These citations may not always be 100% accurate.