ANWAR, Sjaeful; SUMARNA , Omay; MULYADI , Andi. Feasibility Analysis of Thermochemistry Senior High School Chemistry Textbook Based on Criteria of Four Steps Teaching Material Development Method . Jurnal Penelitian Pendidikan IPA, [S. l.], v. 9, n. 3, p. 1394–1401, 2023. DOI: 10.29303/jppipa.v9i3.2770. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/2770. Acesso em: 20 may. 2024.