@article{ref1,
title="Locus of control as a personality and situational variable",
journal="Perceptual and motor skills",
year="1968",
author="Mc Donald, R.",
volume="27",
number="1",
pages="135-141",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0031-5125",
doi="",
url="http://dx.doi.org/"
}