См.: Bedau H. The Death Penalty in America. New York, 1964. P. 260.

См.: Sellin T. The Death Penalty. Philadelphia, 1959. P. 34; The penalty of death // Sage Library of Social Research. Vol. 102. London, 1980. P. 110–118.

См.: Walker N. Punishment, danger and stigma. The morality of criminal justice. Oxford, 1980.

См.: Kilman S. Death Penalty and Crime. Empirical Studies. Fairfax, 1978; Conrad J. Deterrence, the Death Penalty, and the Data // The Death Penalty A Debate. New York, 1983. P. 133–141; Lempert R. The Effect of Executions on Homicides: A New Look in an Old Light // Crime and Delinquency, 1983. N 29. P. 88–115; Potas I., Walker J. Capital Punishment, 1987. P. 3; Clay W. To Kill Or Not To Kill: Thoughts on capital punishment. California: The Borgo Press, 1990. P. 73–77; Bohm R. The Death Penalty in America: Current Research. Anderson, 1990; Friedman L. Crime and Punishment in American History. New York, 1993.