<strong>ملخص الدراسة:</strong>

<strong>توثيق المرجعي (APA)</strong>

عياش, دينا خليل عيسى (2015). the level of self-assesment practiced by unrwa school principals n gaza strip and its relationship to strategic planning in school. الجامعة الإسلامية - غزة. 16887

ملخص الدراسة:

توثيق المرجعي (APA)

عياش, دينا خليل عيسى (2015). the level of self-assesment practiced by unrwa school principals n gaza strip and its relationship to strategic planning in school. الجامعة الإسلامية – غزة. 16887