user22, user2, & Ziad Ibrahim.
" The impact of the model of collective investigation in the collection of history material among the fifth grade students and the development of their reasoning thinking / Directorate General of Kirkuk Education." <em>Journal of Tikrit university for humanities - مجلة جامعة تكريت للعلوم الانسانية</em> [Online], 24.1 (2017): 48-72. Web. 22 Jul. 2024