United States. Congress. Senate. Committee on Foreign Relations & ProQuest (Firm). (1911). Extending the operation of the act to preserve Niagara Falls. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Foreign Relations and ProQuest (Firm). Extending the Operation of the Act to Preserve Niagara Falls. Washington: [publisher not identified], 1911.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Foreign Relations and ProQuest (Firm). Extending the Operation of the Act to Preserve Niagara Falls. [publisher not identified], 1911.
Warning: These citations may not always be 100% accurate.