Syaputra T, Budiyanto D, Tridinanti G, Ridho MR. Picture Series Strategy and Motivation in Eleventh Grade Speaking Achievement: An Experimental Research Design. JEE [Internet]. 2023 Dec. 31 [cited 2025 Oct. 6];1(2):73-84. Available from: https://jurnal.dokicti.org/index.php/JEE/article/view/189