Kasjono, Heru Subaris, Bambang Suwerda, Prayudhy Yushananta, and Novia Lestari. “The Effectiveness of Ladder Climbing Games on The Knowledge, Attitude, and Practice of Sorting Waste”. JURNAL INFO KESEHATAN 21, no. 3 (September 28, 2023): 409–418. Accessed February 21, 2024. https://jurnal.poltekeskupang.ac.id/index.php/infokes/article/view/1126.