United States. Congress. House. Committee on Patents, ProQuest (Firm), & United States. Patent Office. (1873). Annual report of the Commissioner of Patents for the year 1872. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Patents, ProQuest (Firm), and United States. Patent Office. Annual Report of the Commissioner of Patents for the Year 1872. Washington: [publisher not identified], 1873.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Patents, et al. Annual Report of the Commissioner of Patents for the Year 1872. [publisher not identified], 1873.
Warning: These citations may not always be 100% accurate.