WTO International Conference on Tourism and Island Economies & World Tourism Organization. (2002). The economic impact of tourism in the islands of Asia and the Pacific: A report on the WTO international conference on tourism and island economies : Jeju City, Jeju Province, Republic of Korea, 13-15 June 2001. World Tourism Organization.
Παραπομπή σε μορφή Chicago (17η εκδ.)WTO International Conference on Tourism and Island Economies και World Tourism Organization. The Economic Impact of Tourism in the Islands of Asia and the Pacific: A Report on the WTO International Conference on Tourism and Island Economies : Jeju City, Jeju Province, Republic of Korea, 13-15 June 2001. Madrid: World Tourism Organization, 2002.
Παραπομπή σε μορφή MLA (9th εκδ.)WTO International Conference on Tourism and Island Economies και World Tourism Organization. The Economic Impact of Tourism in the Islands of Asia and the Pacific: A Report on the WTO International Conference on Tourism and Island Economies : Jeju City, Jeju Province, Republic of Korea, 13-15 June 2001. World Tourism Organization, 2002.