Imam Firmanshah, Muhammad, Nabilah Abdullah, and Muhamad Nur Fariduddin. “The Relationship of School Students’ Environmental Knowledge, Attitude, Behavior, and Awareness Toward the Environment: A Systematic Review”. International Journal of Academic Research in Progressive Education and Development 12, no. 1 (January 12, 2023). Accessed October 8, 2025. https://ijarped.com/index.php/journal/article/view/1397.