1. Langkawi International Tourism and Hospitality (LITH) Research Center, School of Tourism Hospitality and Event Management, Universiti Utara Malaysia, Sintok 06010, Malaysia
2. Hospitality Industry Management, Nakhon Si Tammarat Rajabhat University, Nakhon Si Thammarat 80280, Thailand
3. Tourism Development Section, Langkawi Development Authority, Kubang Pasu 07000, Malaysia