Παραπομπή APA

World Tourism Organization. (1998). Tourism promotion in foreign markets: General assembly round table Istanbul, Turkey 23 October 1997. Madrid, Spain: World Tourism Organization.

Παραπομπή Chicago Style

World Tourism Organization. Tourism Promotion in Foreign Markets: General Assembly Round Table Istanbul, Turkey 23 October 1997. Madrid, Spain: World Tourism Organization, 1998.

Παραπομπή MLA

World Tourism Organization. Tourism Promotion in Foreign Markets: General Assembly Round Table Istanbul, Turkey 23 October 1997. Madrid, Spain: World Tourism Organization, 1998.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.