@book{277534,
	author = {United States.},
	title = {Counterterrorism, counterintelligence, and the challenges of "going dark" :},
	publisher = {U.S. Government Publishing Office,},
	year = {2018.},
	series = {S. hrg. ;},
	address = {Washington :},
	note = {Shipping list no.: 2018-0152-P.}
}