khairunnisa, H. khansa . and Hariyono, H. 2022. The Effectiveness Of Using Self-Talk Strategy To Improve Students English Speaking Skill Of The Eleventh Grade Students AT SMKN 1 Bagor In The Academic Year 2021/2022. Dharma Pendidikan. 17, 2 (Oct. 2022), 161–166. DOI:https://doi.org/10.69866/dp.v17i2.198.