khairunnisa H khansa, Hariyono H. 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. DP [Internet]. 2023 Mar. 7 [cited 2024 Jul. 3];17(2):168-75. Available from: https://journal.stkipnganjuk.ac.id/index.php/jdp/article/view/198