United States. Congress House. (1791). A bill to establish the post-office and post-roads within the United States.
Chicago Style (17th ed.) CitationUnited States. Congress House. A Bill to Establish the Post-office and Post-roads Within the United States. 1791.
MLA (9th ed.) CitationUnited States. Congress House. A Bill to Establish the Post-office and Post-roads Within the United States. 1791.
Warning: These citations may not always be 100% accurate.