EKONG, Christopher N. Developing Tourism As Alternative Source Of Foreign Earnings: A Conference Paper Presentation. Department of Economics, University of Uyo, Uyo. Afrischolar Discovery Repository (Annex), [S. l.], p. 1–12, 1993. DOI: 10.60951/afrischolar-332. Disponível em: https://publications.afrischolar.net/index.php/home/article/view/332.. Acesso em: 19 sep. 2024.