PURWATI KUSWARINI; AJI RIYANTO; EGI. Wimba learning strategy with PjBL model: How the effect student in excretory system concept?. Biosfer: Jurnal Pendidikan Biologi, [S. l.], v. 13, n. 2, p. 292–306, 2020. DOI: 10.21009/biosferjpb.v13n2.292-306. Disponível em: https://journal.unj.ac.id/unj/index.php/biosfer/article/view/12449. Acesso em: 22 nov. 2024.