J. Gramlich. “5 Facts about Crime in the U.S.,” Pew Research Center, January 3, 2019. .
63
M. Roser and M. Nagdy. “Optimism and Pessimism,” . (проверено 19 мая 2019).
64
“The Burden of Stress in America,” survey conducted by the NPR/Robert Wood Johnson Foundation/Harvard School of Public Health, 2014. .
65
A. Szabo. “Negative Psychological Effects of Watching the News in the Television: Relaxation or Another Intervention May Be Needed to Buffer Them!” Int. J. Behav. Med. 14, № 2 (2007): 57–62.