Kristyaningrum, D. H., and Winarto. “Persepsi Guru Sekolah Dasar Terhadap Praktik Pembelajaran IPA”. Jurnal Pendidikan Dasar, Vol. 1, no. 1, Aug. 2020, pp. 30-41, https://jurnal.umpwr.ac.id/index.php/jpd/article/view/903.