Obiefuna, J. N., Inah, E. O., Etim, E. A., Etuk, I. I., & Effiong, R. (2025). The Contributions and Challenges of Sustainable Tourism Development in Calabar, Cross River State, Nigeria. Journal of Public Administration, Policy and Governance Research, 3(3), 190–197. Retrieved from https://jpapgr.com/index.php/research/article/view/234