APA (7th ed.) Citation

United States. Congress. Senate. Committee on Commerce & ProQuest (Firm). (1938). Improving efficiency of Lighthouse Service. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Congress. Senate. Committee on Commerce and ProQuest (Firm). Improving Efficiency of Lighthouse Service. Washington: [publisher not identified], 1938.

MLA (9th ed.) Citation

United States. Congress. Senate. Committee on Commerce and ProQuest (Firm). Improving Efficiency of Lighthouse Service. [publisher not identified], 1938.

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