@misc
{TN_libero_mab2,
author = {
Graves, Scott L.
AND
Frohwerk, April
},
title = {
Multilevel modeling and school psychology: A review and practical example.
},
publisher = {American Psychological Association (APA)},
isbn = {1939-1560},
isbn = {1045-3830},
keywords = {
Developmental and Educational Psychology
,
Education
},
year = {2009},
}