@article{ref1,
title="Contributions to Social Philosophy. VI. The Data of Sociology",
journal="American journal of sociology",
year="1896",
author="Ward, Lester F.",
volume="1",
number="6",
pages="738-752",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0002-9602",
doi="10.1086/210568",
url="http://dx.doi.org/10.1086/210568"
}