United States. Congress. Senate. Committee on Naval Affairs & ProQuest (Firm). (1930). To provide for the modernization of the United States Naval Observatory at Washington. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Naval Affairs and ProQuest (Firm). To Provide for the Modernization of the United States Naval Observatory at Washington. Washington: [publisher not identified], 1930.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Naval Affairs and ProQuest (Firm). To Provide for the Modernization of the United States Naval Observatory at Washington. [publisher not identified], 1930.
Warning: These citations may not always be 100% accurate.