Saptadi, Julian Dwi. “PENINGKATAN PENGETAHUAN POSISI KERJA (MANUAL HANDLING) DI TOKO/SUPERMARKET WILAYAH BANGUNTAPAN”. IJECS: Indonesian Journal of Empowerment and Community Services 2, no. 1 (April 30, 2021): 25–31. Accessed November 21, 2024. https://journal.univetbantara.ac.id/index.php/ijecs/article/view/1210.