APA

United States, United States, . (2019). Securing U.S. surface transportation from cyber attacks: joint hearing before the Subcommittee on Transportation and Maritime Security and the Subcommittee on Cybersecurity, Infrastructure Protection, and Innovation, House of Representatives, One Hundred Sixteenth Congress, first session, February 26, 2019. Washington: U.S. Government Publishing Office.

Chicago

United States, United States, . 2019. Securing U.S. surface transportation from cyber attacks: joint hearing before the Subcommittee on Transportation and Maritime Security and the Subcommittee on Cybersecurity, Infrastructure Protection, and Innovation, House of Representatives, One Hundred Sixteenth Congress, first session, February 26, 2019. Washington: U.S. Government Publishing Office.

Harvard

United States, United States, . (2019). Securing U.S. surface transportation from cyber attacks: joint hearing before the Subcommittee on Transportation and Maritime Security and the Subcommittee on Cybersecurity, Infrastructure Protection, and Innovation, House of Representatives, One Hundred Sixteenth Congress, first session, February 26, 2019. Washington: U.S. Government Publishing Office.

MLA

United States, United States, . Securing U.S. surface transportation from cyber attacks: joint hearing before the Subcommittee on Transportation and Maritime Security and the Subcommittee on Cybersecurity, Infrastructure Protection, and Innovation, House of Representatives, One Hundred Sixteenth Congress, first session, February 26, 2019. Washington: U.S. Government Publishing Office. 2019.