Rosani R. PENINGKATAN HASIL BELAJAR IPS SISWA MELALUI PENDEKATAN CONTEXTUAL TEACHING LEARNING (CTL) DI KELAS IX-1 SMP NEGERI 1 PANCUR BATU KABUPATEN DELI SERDANG TAHUN AJARAN 2014/2015. jetl [Internet]. 2020Nov.10 [cited 2024Dec.22];1(2):35-49. Available from: https://pusdikra-publishing.com/index.php/jetl/article/view/38