APA (7th ed.) Citation

Barnes, H. (1968). The evolution of penology in Pennsylvania: A study in American social history. Patterson Smith reprint series in criminology, law enforcement, and social problems.

Chicago Style (17th ed.) Citation

Barnes, Harry. "The Evolution of Penology in Pennsylvania: A Study in American Social History." Patterson Smith Reprint Series in Criminology, Law Enforcement, and Social Problems 1968.

MLA (9th ed.) Citation

Barnes, Harry. "The Evolution of Penology in Pennsylvania: A Study in American Social History." Patterson Smith Reprint Series in Criminology, Law Enforcement, and Social Problems, 1968.