United States. Congress. House. Committee on Patents & ProQuest (Firm). (1929). Directing that copies of certain patent specifications be supplied to the Public Library of Los Angeles. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Patents and ProQuest (Firm). Directing That Copies of Certain Patent Specifications Be Supplied to the Public Library of Los Angeles. Washington: [publisher not identified], 1929.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Patents and ProQuest (Firm). Directing That Copies of Certain Patent Specifications Be Supplied to the Public Library of Los Angeles. [publisher not identified], 1929.
Warning: These citations may not always be 100% accurate.