@article{ref1,
title="Assumptions and methods in attitude measurements",
journal="American sociological review",
year="1936",
author="Kirkpatrick, Clifford",
volume="1",
number="1",
pages="75-88",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0003-1224",
doi="10.2307/2083866",
url="http://dx.doi.org/10.2307/2083866"
}