Yahaya, Adamu. “THE ECONOMIC OF SCAVENGING BUSINESS IN MUBI METROPOLITAN AREA”. International Journal of Research -GRANTHAALAYAH 6, no. 7 (July 31, 2018): 191–199. Accessed April 26, 2024. https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG18_A07_1559.