APA (7th ed.) Citation

Ryan, G. H., & Possley, M. (2020). Until I could be sure: How I stopped the death penalty in Illinois. Rowman & Littlefield.

Chicago Style (17th ed.) Citation

Ryan, George H., and Maurice Possley. Until I Could Be Sure: How I Stopped the Death Penalty in Illinois. Lanham Boulder New York London: Rowman & Littlefield, 2020.

MLA (9th ed.) Citation

Ryan, George H., and Maurice Possley. Until I Could Be Sure: How I Stopped the Death Penalty in Illinois. Rowman & Littlefield, 2020.