@article{ref1,
title="Part II THE BACKGROUND OF SURVIVAL AND TENDENCY EXPOSED IN AN EXHIBITION OF MODERN IDEAS",
journal="Sociological review, The",
year="1926",
author="",
volume="a18",
number="3",
pages="207-230",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0038-0261",
doi="10.1111/j.1467-954X.1926.tb01581.x",
url="http://dx.doi.org/10.1111/j.1467-954X.1926.tb01581.x"
}