Asst. Prof. Yousra Karim Hashem. “THE EFFECT OF THE KARRIN’S MODEL ON ACHIEVEMENT AND MOTIVATION IN HISTORY FOR SECOND-GRADE INTERMEDIATE STUDENTS”. PalArch’s Journal of Archaeology of Egypt / Egyptology, vol. 18, no. 1, Jan. 2021, pp. 3637-54, https://www.archives.palarch.nl/index.php/jae/article/view/5598.