Nur Syazwani Mohd Nawi, Ting Huey Yin, and Ezrin Hani Sukadarin. 2020. “RISK AMONG CLEANERS: THE USAGE OF PERSONAL PROTECTIVE EQUIPMENT (PPE)”. JOURNAL INFORMATION AND TECHNOLOGY MANAGEMENT (JISTM) 5 (17):01-11. https://gaexcellence.com/jistm/article/view/1099.