Probation Board for Northern Ireland, Parkhill, T., Fulton, B., & Probation Board for Northern Ireland. (2009). Making the difference: An oral history of probation in Northern Ireland at its centenary and in the 25th year of the Probation Board of Northern Ireland. Probation Board for Northern Ireland.

Probation Board for Northern Ireland, et al. Making the Difference: An Oral History of Probation in Northern Ireland at Its Centenary and in the 25th Year of the Probation Board of Northern Ireland. Probation Board for Northern Ireland, 2009.