Παραπομπή σε μορφή APA (7η εκδ.)

World Tourism Organization & European Travel Commission. (2005). City tourism & culture: The European experience. World Tourism Organization.

Παραπομπή σε μορφή Chicago (17η εκδ.)

World Tourism Organization και European Travel Commission. City Tourism & Culture: The European Experience. Madrid, Spain: World Tourism Organization, 2005.

Παραπομπή σε μορφή MLA (9th εκδ.)

World Tourism Organization και European Travel Commission. City Tourism & Culture: The European Experience. World Tourism Organization, 2005.