APA (7th ed.) Citation

Allen, S. F., Burruss, G. W., & Fridell, L. (2018). Violence against the police, what direction is it heading? American Society of Criminology.

Chicago Style (17th ed.) Citation

Allen, Scott F., George W. Burruss, and Lorie Fridell. Violence Against the Police, What Direction Is It Heading? American Society of Criminology, 2018.

MLA (9th ed.) Citation

Allen, Scott F., et al. Violence Against the Police, What Direction Is It Heading? American Society of Criminology, 2018.