United States. Congress. House. Committee on Appropriations & ProQuest (Firm). (1941). Estimate of appropriation for the Board of Investigation and Research -- Transportation. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Appropriations and ProQuest (Firm). Estimate of Appropriation for the Board of Investigation and Research -- Transportation. Washington: [publisher not identified], 1941.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Appropriations and ProQuest (Firm). Estimate of Appropriation for the Board of Investigation and Research -- Transportation. [publisher not identified], 1941.
Warning: These citations may not always be 100% accurate.