Lee, Goi Chai, and Chieng Fayrene Yew Leh. “An Attractiveness of Sarawak As Ecotourism Destination: An Overview of Natural Based Market Segment”. Indian Journal of Marketing 38, no. 7 (July 29, 2008). Accessed September 17, 2025. https://indianjournalofmarketing.com/index.php/ijom/article/view/36835.