ENIRDELM (European Network for Improving Research and Development in Educational Leadership and Management, Portoroz, Slovenya, 19 - 21 Eylül 2013, ss.1
ENIRDELM 2013 (European Network for Improving Research and Development in Educational Leadership and Management),, Portoroz, Slovenya, 19 - 21 Eylül 2013, ss.1