@article{ref1,
title="The Need of New Criminological Classification",
journal="Journal of the American Institute of Criminal Law and Criminology",
year="1911",
author="Bullard, A",
volume="1",
number="6",
pages="907-910",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0885-4173",
doi="",
url="http://dx.doi.org/"
}