Liy, Chong Hui, Siti Halipah Ibrahim, Rohaida Affandi, Nor Azalina Rosli, and Mohd Nasrun Mohd Nawi. “Causes of Fall Hazards in Construction Site Management”. International Review of Management and Marketing 6, no. 8S (January 19, 2017): 257–263. Accessed September 25, 2022. https://econjournals.com/index.php/irmm/article/view/4058.