Cita APA (7a ed.)

Howell, J. C. 1., O'Donnell, C., Egley, A., & Curry, G. D. (2008). Gang, drugs and violence: Are the newer gangs different? American Society of Criminology.

Cita Chicago Style (17a ed.)

Howell, James C. 19XX-, Christina O'Donnell, Arlen Egley, y Glen D. Curry. Gang, Drugs and Violence: Are the Newer Gangs Different? American Society of Criminology, 2008.

Cita MLA (9a ed.)

Howell, James C. 19XX-, et al. Gang, Drugs and Violence: Are the Newer Gangs Different? American Society of Criminology, 2008.