Trisnantasari I, Rachmajanti S, Mukminatien N. DEVELOPING A COMMUNICATIVE SUPPLEMENTARY SPEAKING E-BOOK FOR JUNIOR HIGH SCHOOL TEACHERS. LET [Internet]. 2017May18 [cited 2024Nov.21];5(1):19-25. Available from: https://jurnal.uin-antasari.ac.id/index.php/let/article/view/1420