Zimring, F. E., & Hawkins, G. (1997). Crime is not the problem: Lethal violence in America. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Zimring, Franklin E., agus Gordon Hawkins. Crime Is Not the Problem: Lethal Violence in America. New York: Oxford University Press, 1997.
Lua MLA (9ú heag.)Zimring, Franklin E., agus Gordon Hawkins. Crime Is Not the Problem: Lethal Violence in America. Oxford University Press, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.