FARUQ, H. Analysis of Factors Causing Learning Difficulties in High School Students on the Excretion System Material. BIOEDUSCIENCE, [S. l.], v. 9, n. 2, 2025. DOI: 10.22236/jbes/20292. Disponível em: https://journal.uhamka.ac.id/index.php/bioeduscience/article/view/20292. Acesso em: 5 dec. 2025.