District of Columbia. Board of Commissioners. (1929). Police regulations of D.C.; amended to Nov. 9, 1929. U.S. GPO.
Chicago Style (17th ed.) CitationDistrict of Columbia. Board of Commissioners. Police Regulations of D.C.; Amended to Nov. 9, 1929. Washington: U.S. GPO, 1929.
MLA (9th ed.) CitationDistrict of Columbia. Board of Commissioners. Police Regulations of D.C.; Amended to Nov. 9, 1929. U.S. GPO, 1929.
Warning: These citations may not always be 100% accurate.