“Peningkatan Hasil Belajar IPA Melalui Penerapan Pendekatan Keterampilan Proses Di SMPN Kecamatan Belitang Madang Raya”. Titian Ilmu: Jurnal Ilmiah Multi Sciences 10, no. 1 (January 28, 2018): 39–47. Accessed August 8, 2026. http://www.journal.unuha.ac.id/index.php/JTI/article/view/140.