APA (7th ed.) Citation

Pennell, S., Tayman, J., Henderson, J., & Curtis, C. (1989). Guardian Angels: A unique approach to crime prevention. Crime & delinquency, 35(3), 378-400. doi:10.1177/0011128789035003005

Chicago Style (17th ed.) Citation

Pennell, Susan, Jeff Tayman, Joel Henderson, and Christine Curtis. "Guardian Angels: A Unique Approach to Crime Prevention." Crime & Delinquency 35, no. 3 (1989): 378-400. https://doi.org/10.1177/0011128789035003005.

MLA (9th ed.) Citation

Pennell, Susan, et al. "Guardian Angels: A Unique Approach to Crime Prevention." Crime & Delinquency, vol. 35, no. 3, 1989, pp. 378-400, https://doi.org/10.1177/0011128789035003005.