United States. Congress. House, ProQuest (Firm), & United States. Congress. House. Committee on Public Buildings and Grounds. (1884). Court-house and post-office building, Springfield, Ill. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House, ProQuest (Firm), and United States. Congress. House. Committee on Public Buildings and Grounds. Court-house and Post-office Building, Springfield, Ill. Washington: [publisher not identified], 1884.
MLA (9th ed.) CitationUnited States. Congress. House, et al. Court-house and Post-office Building, Springfield, Ill. [publisher not identified], 1884.
Warning: These citations may not always be 100% accurate.