APA-Zitierstil (7. Ausg.)

Cohen, J., Singh, P., & Engberg, J. B. (1999). Effects of Crime Gun Prevalence on Homicide Rates. Carnegie Mellon University.

Chicago-Zitierstil (17. Ausg.)

Cohen, Jacqueline, Piyusha Singh, und John Barker Engberg. Effects of Crime Gun Prevalence on Homicide Rates. Carnegie Mellon University, 1999.

MLA-Zitierstil (9. Ausg.)

Cohen, Jacqueline, et al. Effects of Crime Gun Prevalence on Homicide Rates. Carnegie Mellon University, 1999.