@article{ref1,
title="The Psychology of Race-Prejudice",
journal="American journal of sociology",
year="1904",
author="Thomas, William I.",
volume="9",
number="5",
pages="593-611",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0002-9602",
doi="10.1086/211245",
url="http://dx.doi.org/10.1086/211245"
}