United States. Congress. House. Committee of Conference & ProQuest (Firm). (1940). Improvement of certain rivers and harbors in the interest of national defense. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee of Conference and ProQuest (Firm). Improvement of Certain Rivers and Harbors in the Interest of National Defense. Washington: [publisher not identified], 1940.
MLA (9th ed.) CitationUnited States. Congress. House. Committee of Conference and ProQuest (Firm). Improvement of Certain Rivers and Harbors in the Interest of National Defense. [publisher not identified], 1940.
Warning: These citations may not always be 100% accurate.