Steffensmeier, D. J., & Harer, M. D. (1987). Is the crime rate really falling? An 'aging' U.S. population and its impact on the nation's crime rate, 1980-1984. Journal of research in crime and delinquency, 24(1), 23-48. doi:10.1177/0022427887024001003
Cita Chicago Style (17a ed.)Steffensmeier, Darrell J., y Miles D. Harer. "Is the Crime Rate Really Falling? An 'Aging' U.S. Population and Its Impact on the Nation's Crime Rate, 1980-1984." Journal of Research in Crime and Delinquency 24, no. 1 (1987): 23-48. https://doi.org/10.1177/0022427887024001003.
Cita MLA (9a ed.)Steffensmeier, Darrell J., y Miles D. Harer. "Is the Crime Rate Really Falling? An 'Aging' U.S. Population and Its Impact on the Nation's Crime Rate, 1980-1984." Journal of Research in Crime and Delinquency, vol. 24, no. 1, 1987, pp. 23-48, https://doi.org/10.1177/0022427887024001003.