Abdel Wahed, Alaa, and Ihsan Idan. “The Effectiveness of the Guest Summary Strategy on the Achievement of Second-Grade Intermediate Students in Biology”. Journal of Kufa Studies Center 1, no. 65(B) (August 6, 2022): 155–186. Accessed September 24, 2026. https://journal.uokufa.edu.iq/index.php/ksc/article/view/9730.