ARISTYANI, Karennina Putri; HIDAYATI, Siti Nurul. VALIDITY OF SCIENCE BOOK ORIENTED SETS IN ENVIRONMENTAL POLLUTION MATERIAL FOR JUNIOR HIGH SCHOOL STUDENTS. PENSA E-JURNAL: PENDIDIKAN SAINS, [S. l.], v. 8, n. 2, p. 174–177, 2020. DOI: 10.26740/pensa.v8i2.38347. Disponível em: https://ejournal.unesa.ac.id/index.php/pensa/article/view/38347. Acesso em: 7 nov. 2025.