См.: Hanks G. Against the death penalty. Scotsdale, 1997; Simon R. J., Blaskovich D. A Comparative Analysis of Capital Punishment. Lanham; Lexington Books, 2002. P. 5–26; Mandery E. Capital Punishment: A Balanced Examination. Massachusetts, 2004. P. 23–26; Квашис В. Е. Католическая церковь за отмену смертной казни // Российская юстиция. 2000. № 5. С. 10–11.