Senevirathna, H.M.M.C., and P.K.P. Perera. “Wildlife Viewing Preferences of Visitors to Sri Lanka’s National Parks: Implications for Visitor Management and Sustainable Tourism Planning”. Journal of Tropical Forestry and Environment 3, no. 2 (January 9, 2014). Accessed May 1, 2024. https://journals.sjp.ac.lk/index.php/JTFE/article/view/1838.