Piquero, A. R., Ullrich, S., Coid, J., Vincent, G., Fontaine, N. M., & Farrington, D. (2012). Childhood risk, offending trajectories, and psychopathy at age 48 years in the Cambridge Study in Delinquent Development. Psychology, public policy and law, 18(4), 577-598. doi:10.1037/a0027061
Cita Chicago Style (17a ed.)Piquero, Alex R., Simone Ullrich, Jeremy Coid, Gina Vincent, Nathalie M.G Fontaine, y David Farrington. "Childhood Risk, Offending Trajectories, and Psychopathy at Age 48 Years in the Cambridge Study in Delinquent Development." Psychology, Public Policy and Law 18, no. 4 (2012): 577-598. https://doi.org/10.1037/a0027061.
Cita MLA (9a ed.)Piquero, Alex R., et al. "Childhood Risk, Offending Trajectories, and Psychopathy at Age 48 Years in the Cambridge Study in Delinquent Development." Psychology, Public Policy and Law, vol. 18, no. 4, 2012, pp. 577-598, https://doi.org/10.1037/a0027061.