Παραπομπή σε μορφή APA (7η εκδ.)

World Tourism Organization (WTO). (1993). Tourism trends worldwide and in East Asia and the pacific: 1980-1992. World Tourism Organization.

Παραπομπή σε μορφή Chicago (17η εκδ.)

World Tourism Organization (WTO). Tourism Trends Worldwide and in East Asia and the Pacific: 1980-1992. Madrid: World Tourism Organization, 1993.

Παραπομπή σε μορφή MLA (9th εκδ.)

World Tourism Organization (WTO). Tourism Trends Worldwide and in East Asia and the Pacific: 1980-1992. World Tourism Organization, 1993.