United States. Congress. House. Committee on Post Office and Post Roads & ProQuest (Firm). (1840). Post-roads in the United States, &c. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Post Office and Post Roads and ProQuest (Firm). Post-roads in the United States, &c. Washington: [publisher not identified], 1840.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Post Office and Post Roads and ProQuest (Firm). Post-roads in the United States, &c. [publisher not identified], 1840.
Warning: These citations may not always be 100% accurate.