United States. Congress. Senate. Committee on Public Works & ProQuest (Firm). (1950). Providing for the construction, development, administration, and maintenance of the Baltimore-Washington Parkway in the State of Maryland and its extension into the District of Columbia, as a part of the park system of the District of Columbia and its environs by the Secretary of the Interior. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Public Works and ProQuest (Firm). Providing for the Construction, Development, Administration, and Maintenance of the Baltimore-Washington Parkway in the State of Maryland and Its Extension into the District of Columbia, as a Part of the Park System of the District of Columbia and Its Environs by the Secretary of the Interior. Washington: [publisher not identified], 1950.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Public Works and ProQuest (Firm). Providing for the Construction, Development, Administration, and Maintenance of the Baltimore-Washington Parkway in the State of Maryland and Its Extension into the District of Columbia, as a Part of the Park System of the District of Columbia and Its Environs by the Secretary of the Interior. [publisher not identified], 1950.