Hart, M. A. (2014). Mass School Shootings: Predicting the Usage of Firearms in Acts of School Violence.
Cita Chicago Style (17a ed.)Hart, Melanie A. Mass School Shootings: Predicting the Usage of Firearms in Acts of School Violence. 2014.
Cita MLA (9a ed.)Hart, Melanie A. Mass School Shootings: Predicting the Usage of Firearms in Acts of School Violence. 2014.
Precaución: Estas citas no son 100% exactas.