@article{ref1,
title="Teaching and Learning Guide for: Research in School Shootings",
journal="Sociology compass",
year="2007",
author="Muschert, Glenn W.",
volume="1",
number="2",
pages="840-846",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1751-9020",
doi="10.1111/j.1751-9020.2007.00049.x",
url="http://dx.doi.org/10.1111/j.1751-9020.2007.00049.x"
}