Onuche, P. and Shabu, T. (2011) “Use Of Maps For Evaluating The Nigeria’S Economic Potentials For Sustainable Development”, International Journal of Economic Development Research and Investment (IJEDRI), 2(1), pp. 47–56. Available at: http://icidr.org.ng/index.php/Ijedri/article/view/767 (Accessed: 20 September 2024).