Hemphill, B. O. (2010). Enough is enough: A student affairs perspective on preparedness and response to a campus shooting. Stylus.
Chicago-Zitierstil (17. Ausg.)Hemphill, Brian O. Enough Is Enough: A Student Affairs Perspective on Preparedness and Response to a Campus Shooting. Sterling, Va: Stylus, 2010.
MLA-Zitierstil (9. Ausg.)Hemphill, Brian O. Enough Is Enough: A Student Affairs Perspective on Preparedness and Response to a Campus Shooting. Stylus, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.