Cita APA (7a ed.)

Farr, K., & Gibbons, D. C. (1990). Observations on the Development of Crime Categories. International journal of offender therapy and comparative criminology, 34(3), 223-237.

Cita Chicago Style (17a ed.)

Farr, Kathryn, y Don C. Gibbons. "Observations on the Development of Crime Categories." International Journal of Offender Therapy and Comparative Criminology 34, no. 3 (1990): 223-237.

Cita MLA (9a ed.)

Farr, Kathryn, y Don C. Gibbons. "Observations on the Development of Crime Categories." International Journal of Offender Therapy and Comparative Criminology, vol. 34, no. 3, 1990, pp. 223-237.