@article{ref1,
title="The application of Premack's generalization on reinforcement to the management of classroom behavior",
journal="Journal of experimental child psychology",
year="1970",
author="Wasik, Barbara Hanna",
volume="10",
number="1",
pages="33-43",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-0965",
doi="",
url="http://dx.doi.org/"
}