Speckart, G., & Anglin, M. D. (1986). Narcotics and crime: A causal modeling approach. Journal of quantitative criminology, 2(1), 3-28. doi:10.1007/BF01064593
Cita Chicago Style (17a ed.)Speckart, George, y M. Douglas Anglin. "Narcotics and Crime: A Causal Modeling Approach." Journal of Quantitative Criminology 2, no. 1 (1986): 3-28. https://doi.org/10.1007/BF01064593.
Cita MLA (9a ed.)Speckart, George, y M. Douglas Anglin. "Narcotics and Crime: A Causal Modeling Approach." Journal of Quantitative Criminology, vol. 2, no. 1, 1986, pp. 3-28, https://doi.org/10.1007/BF01064593.
Precaución: Estas citas no son 100% exactas.