The Impact of Heterogeneity and Homogeneity on Oral Performance through Cooperative Interaction Activity: A Case of Iraqi EFL Intermediate Learners. DJHR [انترنت]. 24 مارس، 2025 [وثق 9 مايو، 2025];2(103):343-52. موجود في: https://djhr.uodiyala.edu.iq/index.php/DJHR2022/article/view/4997