Παραπομπή σε μορφή APA (7η εκδ.)

World Tourism Organization. (2003). Co-operation and partnerships in tourism: A global perspective. World Tourism Organization.

Παραπομπή σε μορφή Chicago (17η εκδ.)

World Tourism Organization. Co-operation and Partnerships in Tourism: A Global Perspective. Madrid, Spain: World Tourism Organization, 2003.

Παραπομπή σε μορφή MLA (9th εκδ.)

World Tourism Organization. Co-operation and Partnerships in Tourism: A Global Perspective. World Tourism Organization, 2003.