APA (7th ed.) Citation

United States. Bureau of Internal Revenue. (1938). Internal revenue collections, fiscal year 1938, preliminary statement, Sept. 1, 1938. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Internal Revenue. Internal Revenue Collections, Fiscal Year 1938, Preliminary Statement, Sept. 1, 1938. [Washington]: [s.n.], 1938.

MLA (9th ed.) Citation

United States. Bureau of Internal Revenue. Internal Revenue Collections, Fiscal Year 1938, Preliminary Statement, Sept. 1, 1938. [s.n.], 1938.