Nurhayati, Heni Aji, E Ernawati, and Sri Rahayu. “The Correlation Between Housewives Education Level and Maternal Knowledge about Toddler Health Residing Around Landfill”. Biosfer: Jurnal Pendidikan Biologi 7, no. 2 (January 18, 2018): 15–21. Accessed April 11, 2026. https://journal.unj.ac.id/unj/index.php/biosfer/article/view/5606.