United States. Congress. House. Committee on Patents & ProQuest (Firm). (1912). Goodrich and Putman: Hearings before the United States House Committee on Patents, Sixty-Second Congress, second session, on Feb. 28, 1912. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Patents and ProQuest (Firm). Goodrich and Putman: Hearings Before the United States House Committee on Patents, Sixty-Second Congress, Second Session, on Feb. 28, 1912. Washington: U.S. G.P.O., 1912.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Patents and ProQuest (Firm). Goodrich and Putman: Hearings Before the United States House Committee on Patents, Sixty-Second Congress, Second Session, on Feb. 28, 1912. U.S. G.P.O., 1912.
Warning: These citations may not always be 100% accurate.