@article{ref1,
title="The moderating effect of locus of control in relation to achievement-motivation variables",
journal="Journal of personality",
year="1973",
author="Wolk, S. and DuCette, J.",
volume="41",
number="1",
pages="59-70",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-3506",
doi="",
url="http://dx.doi.org/"
}