District of Columbia. Board of Commissioners & ProQuest (Firm). (1941). Report of the Government of the District of Columbia for the year ended June 30, 1940. [publisher not identified].
Chicago Style (17th ed.) CitationDistrict of Columbia. Board of Commissioners and ProQuest (Firm). Report of the Government of the District of Columbia for the Year Ended June 30, 1940. Washington: [publisher not identified], 1941.
MLA (9th ed.) CitationDistrict of Columbia. Board of Commissioners and ProQuest (Firm). Report of the Government of the District of Columbia for the Year Ended June 30, 1940. [publisher not identified], 1941.
Warning: These citations may not always be 100% accurate.