APA

United States, . (2018). Counterterrorism, counterintelligence, and the challenges of "going dark": hearing before the Select Committee on Intelligence of the United States Senate, One Hundred Fourteenth Congress, first session, Wednesday, July 8, 2015. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2018. Counterterrorism, counterintelligence, and the challenges of "going dark": hearing before the Select Committee on Intelligence of the United States Senate, One Hundred Fourteenth Congress, first session, Wednesday, July 8, 2015. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2018). Counterterrorism, counterintelligence, and the challenges of "going dark": hearing before the Select Committee on Intelligence of the United States Senate, One Hundred Fourteenth Congress, first session, Wednesday, July 8, 2015. Washington: U.S. Government Publishing Office.

MLA

United States, . Counterterrorism, counterintelligence, and the challenges of "going dark": hearing before the Select Committee on Intelligence of the United States Senate, One Hundred Fourteenth Congress, first session, Wednesday, July 8, 2015. Washington: U.S. Government Publishing Office. 2018.