Scherz, J. M. (2014). Workbook for preventing catastrophic school violence. Rowman & Littlefield.
Cita Chicago Style (17a ed.)Scherz, Jared M. Workbook for Preventing Catastrophic School Violence. Lanham [u.a.]: Rowman & Littlefield, 2014.
Cita MLA (8a ed.)Scherz, Jared M. Workbook for Preventing Catastrophic School Violence. Rowman & Littlefield, 2014.
Precaución: Estas citas no son 100% exactas.