Muhammad Khairunnasri, Purna Hijjah, Sri Herawati, Septi Andriana and Selamet Riadi Jaelani 2023. The Effectiveness of English Organization (ESC) to Improve Speaking Skill of Students at Hamzanwadi University. Pendekar : Jurnal Pendidikan Berkarakter. 1, 4 (Jul. 2023), 238-244. DOI:https://doi.org/10.51903/pendekar.v1i4.335.