Gregro, J. G. (2017). United States juvenile justice reform: The Pennsylvania Story & the Standardized Program Evaluation Protocol (SPEP). International perspectives of crime prevention ; 9: Contributions from the 10th Annual International Forum 2016 within the German Congress on Crime Prevention, 159-169.
Chicago Style (17th ed.) CitationGregro, Jeffrey G. "United States Juvenile Justice Reform: The Pennsylvania Story & the Standardized Program Evaluation Protocol (SPEP)." International Perspectives of Crime Prevention ; 9: Contributions from the 10th Annual International Forum 2016 Within the German Congress on Crime Prevention 2017: 159-169.
MLA (9th ed.) CitationGregro, Jeffrey G. "United States Juvenile Justice Reform: The Pennsylvania Story & the Standardized Program Evaluation Protocol (SPEP)." International Perspectives of Crime Prevention ; 9: Contributions from the 10th Annual International Forum 2016 Within the German Congress on Crime Prevention, 2017, pp. 159-169.