@misc{Węziak-Białowolska_Dorota_School,
 author={Węziak-Białowolska, Dorota and Isac, Maria Magdalena},
 howpublished={online},
 publisher={Educational Research Institute},
 language={eng},
 type={article},
 title={School autonomy – a cross-national perspective. Can we compare the opinion of school principals?},
 keywords={school autonomy, measurement invariance, factor analysis, ICCS},
}