APA (7th ed.) Citation

United States. Congress. Senate. Committee on Commerce & ProQuest (Firm). (1939). Officers' Competency Certificates Convention, 1936. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Congress. Senate. Committee on Commerce and ProQuest (Firm). Officers' Competency Certificates Convention, 1936. Washington: [publisher not identified], 1939.

MLA (9th ed.) Citation

United States. Congress. Senate. Committee on Commerce and ProQuest (Firm). Officers' Competency Certificates Convention, 1936. [publisher not identified], 1939.

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