Muliani, Muliani, and Dedi Sumarsono. “CONTEXTUAL TEACHING LEARNING (CTL) APPROACH IN SPEAKING MATERIALS FOR STUDENTS’ 21ST CENTURY SKILL: DOES IT HAVE ANY EFFECT?”. Jo-ELT (Journal of English Language Teaching) Fakultas Pendidikan Bahasa & Seni Prodi Pendidikan Bahasa Inggris IKIP 6, no. 2 (December 31, 2019): 99–105. Accessed September 29, 2025. https://ojspanel.undikma.ac.id/index.php/joelt/article/view/2362.