Jared M., S. (2014). Workbook for preventing catastrophic school violence. Rowman & Littlefield Publishers.
Dyfyniad Arddull ChicagoJared M., Scherz. Workbook for Preventing Catastrophic School Violence. Rowman & Littlefield Publishers, 2014.
Dyfyniad MLAJared M., Scherz. Workbook for Preventing Catastrophic School Violence. Rowman & Littlefield Publishers, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.