PENGEMBANGAN BUKU DIGITAL BERBASIS STEM MATERI PENCEMARAN TANAH KELAS VII SMPN 2 RAMBIPUJI. Bio-Lectura : Jurnal Pendidikan Biologi, [S. l.], v. 10, n. 2, p. 202–213, 2023. DOI: 10.31849/bl.v10i2.15938. Disponível em: https://journal.unilak.ac.id/index.php/BL/article/view/15938. Acesso em: 13 jun. 2026.