EFEKTIVITAS MODEL PEMBELAJARAN CONTEXTUAL TEACHING AND LEARNING (CTL) TERHADAP HASIL BELAJAR SISWA PADA MATERI KEGIATAN EKONOMI KELAS IV DI SD NEGERI 11 RIAU SILIP. JPPD [Internet]. 2026 Sep. 22 [cited 2026 Sep. 25];3(03):380-9. Available from: http://journal.lumiverapublishing.org/index.php/jppd/article/view/873