@article{BABAOĞLAN_ÇELİK2010_116280,
author={EMİNE BABAOĞLAN ÇELİK and Peter R. LITCHKA},
title={An examination of leadership competencies of school principals in Turkey and the United States},
year={2010},
journal={Eğitim ve Bilim},
issn={1300-1337},
volume={35},
number={158},
url={http://search/yayin/detay/116280}
}