APA

United States, . (2020). The China challenge: hearing before the Subcommittee on East Asia, the Pacific, and International Cyber Security Policy of the Committee on Foreign Relations, United States Senate, One Hundred Fifteenth Congress, second session, July 24, September 5, and December 4, 2018. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2020. The China challenge: hearing before the Subcommittee on East Asia, the Pacific, and International Cyber Security Policy of the Committee on Foreign Relations, United States Senate, One Hundred Fifteenth Congress, second session, July 24, September 5, and December 4, 2018. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2020). The China challenge: hearing before the Subcommittee on East Asia, the Pacific, and International Cyber Security Policy of the Committee on Foreign Relations, United States Senate, One Hundred Fifteenth Congress, second session, July 24, September 5, and December 4, 2018. Washington: U.S. Government Publishing Office.

MLA

United States, . The China challenge: hearing before the Subcommittee on East Asia, the Pacific, and International Cyber Security Policy of the Committee on Foreign Relations, United States Senate, One Hundred Fifteenth Congress, second session, July 24, September 5, and December 4, 2018. Washington: U.S. Government Publishing Office. 2020.