Calvert, E. R. (1973). Capital punishment in the twentieth century. Patterson Smith reprint series in criminology, law enforcement, and social problems.
Chicago-Zitierstil (17. Ausg.)Calvert, Eric R. "Capital Punishment in the Twentieth Century." Patterson Smith Reprint Series in Criminology, Law Enforcement, and Social Problems 1973.
MLA-Zitierstil (9. Ausg.)Calvert, Eric R. "Capital Punishment in the Twentieth Century." Patterson Smith Reprint Series in Criminology, Law Enforcement, and Social Problems, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.