APA
United States, . (2018). The impact of bad patents on American business: hearing before the Subcommittee on Courts, Intellectual Property, and the Internet of the Committee on the Judiciary, House of Representatives, One Hundred Fifteenth Congress, first session, July 13, 2017. Washington: U.S. Government Publishing Office.
Chicago
United States, . 2018. The impact of bad patents on American business: hearing before the Subcommittee on Courts, Intellectual Property, and the Internet of the Committee on the Judiciary, House of Representatives, One Hundred Fifteenth Congress, first session, July 13, 2017. Washington: U.S. Government Publishing Office.
Harvard
United States, . (2018). The impact of bad patents on American business: hearing before the Subcommittee on Courts, Intellectual Property, and the Internet of the Committee on the Judiciary, House of Representatives, One Hundred Fifteenth Congress, first session, July 13, 2017. Washington: U.S. Government Publishing Office.
MLA
United States, . The impact of bad patents on American business: hearing before the Subcommittee on Courts, Intellectual Property, and the Internet of the Committee on the Judiciary, House of Representatives, One Hundred Fifteenth Congress, first session, July 13, 2017. Washington: U.S. Government Publishing Office. 2018.