District of Columbia. Police Department. (1930). Public vehicles; laws and police regulations governing public vehicles for hire and location of stands for public vehicles. U.S. GPO.
Chicago Style (17th ed.) CitationDistrict of Columbia. Police Department. Public Vehicles; Laws and Police Regulations Governing Public Vehicles for Hire and Location of Stands for Public Vehicles. Washington: U.S. GPO, 1930.
MLA (9th ed.) CitationDistrict of Columbia. Police Department. Public Vehicles; Laws and Police Regulations Governing Public Vehicles for Hire and Location of Stands for Public Vehicles. U.S. GPO, 1930.
Warning: These citations may not always be 100% accurate.