Hafara HS, Fajar Ari Widiyatmoko, Sri Suneki, Suprapti. PENINGKATAN HASIL BELAJAR MATERI PERGAULAN BEBAS PESERTA DIDIK KELAS VIII D MELALUI MODEL PBL MENGGUNAKAN MEDIA GAMBAR SMP NEGERI 37 SEMARANG. psnppg [Internet]. 2025 Jun. 30 [cited 2025 Dec. 6];3(2):2503020254. Available from: https://conference.upgris.ac.id/index.php/psnppg/article/view/7052