SEFTIA, Ifa. VALIDASI SOAL BERBASIS STEM (SCIENCE, TECHNOLOGY, ENGINEERING, AND MATHEMATICS) UNTUK CALON GURU BIOLOGI. JPB - Jurnal Pendidikan Biologi, [S. l.], v. 1, n. 2, p. 34–42, 2021. DOI: 10.55719/jpb.v1i2.278. Disponível em: http://journal.unirow.ac.id/index.php/jpb/article/view/278. Acesso em: 20 may. 2024.