Παραπομπή APA
World Tourism Organization. (2001). Protection of children from sexual exploitation in tourism: Tourism training module for future tourism professionals. Madrid: World Tourism Organization.
Παραπομπή Chicago StyleWorld Tourism Organization. Protection of Children From Sexual Exploitation in Tourism: Tourism Training Module for Future Tourism Professionals. Madrid: World Tourism Organization, 2001.
Παραπομπή MLAWorld Tourism Organization. Protection of Children From Sexual Exploitation in Tourism: Tourism Training Module for Future Tourism Professionals. Madrid: World Tourism Organization, 2001.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.