Precious, Orlu., and Ihuah Paulinus Woka. “Risk Identification Techniques in Residential Property Development for Sustainability in Port Harcourt”. The International Journal of Humanities & Social Studies 9, no. 11 (November 30, 2021). Accessed May 18, 2024. https://www.internationaljournalcorner.com/index.php/theijhss/article/view/167249.