Noces, Diana Teresa, et al. “Assessment on Implementing 3R (Reduce, Reuse, and Recycle) in Improving Waste Management of Selected Senior High School Students at Bestlink College of the Philippines”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research, vol. 2, no. 1, Apr. 2020, https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/1263.