United States. Congress. House. Committee on the District of Columbia & ProQuest (Firm). (1846). Free bridges across the Potomac. (To accompany bill H.R. no. 143). [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on the District of Columbia and ProQuest (Firm). Free Bridges Across the Potomac. (To Accompany Bill H.R. No. 143). Washington: [publisher not identified], 1846.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on the District of Columbia and ProQuest (Firm). Free Bridges Across the Potomac. (To Accompany Bill H.R. No. 143). [publisher not identified], 1846.
Warning: These citations may not always be 100% accurate.