fnia, Sani Khalil Ibrahim,. “The Impact of Building Regulation Contravention on Rapid Urbanisation: Case of Kano Metropolis”. European Journal of Sustainable Development 8, no. 5 (October 1, 2019): 350. Accessed April 18, 2024. https://ojs.ecsdev.org/index.php/ejsd/article/view/946.